28435680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 432

約数和(自身を含む): 125483904

約数和(自身を除く): 97048224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 31, 32, 35, 36, 39, 40, 42, 45, 48, 49, 52, 56, 60, 62, 63, 65, 70, 72, 78, 80, 84, 90, 91, 93, 96, 98, 104, 105, 112, 117, 120, 124, 126, 130, 140, 144, 147, 155, 156, 160, 168, 180, 182, 186, 195, 196, 208, 210, 217, 224, 234, 240, 245, 248, 252, 260, 273, 279, 280, 288, 294, 310, 312, 315, 336, 360, 364, 372, 390, 392, 403, 416, 420, 434, 441, 455, 465, 468, 480, 490, 496, 504, 520, 546, 558, 560, 585, 588, 620, 624, 630, 637, 651, 672, 720, 728, 735, 744, 780, 784, 806, 819, 840, 868, 882, 910, 930, 936, 980, 992, 1008, 1040, 1085, 1092, 1116, 1120, 1170, 1176, 1209, 1240, 1248, 1260, 1274, 1302, 1365, 1395, 1440, 1456, 1470, 1488, 1519, 1560, 1568, 1612, 1638, 1680, 1736, 1764, 1820, 1860, 1872, 1911, 1953, 1960, 2015, 2016, 2080, 2170, 2184, 2205, 2232, 2340, 2352, 2418, 2480, 2520, 2548, 2604, 2730, 2790, 2821, 2912, 2940, 2976, 3038, 3120, 3185, 3224, 3255, 3276, 3360, 3472, 3528, 3627, 3640, 3720, 3744, 3822, 3906, 3920, 4030, 4095, 4340, 4368, 4410, 4464, 4557, 4680, 4704, 4836, 4960, 5040, 5096, 5208, 5460, 5580, 5642, 5733, 5880, 6045, 6076, 6240, 6370, 6448, 6510, 6552, 6944, 7056, 7254, 7280, 7440, 7595, 7644, 7812, 7840, 8060, 8190, 8463, 8680, 8736, 8820, 8928, 9114, 9360, 9555, 9672, 9765, 10080, 10192, 10416, 10920, 11160, 11284, 11466, 11760, 12090, 12152, 12740, 12896, 13020, 13104, 13671, 14105, 14112, 14508, 14560, 14880, 15190, 15288, 15624, 16120, 16380, 16926, 17360, 17640, 18135, 18228, 18720, 19110, 19344, 19530, 19747, 20384, 20832, 21840, 22320, 22568, 22785, 22932, 23520, 24180, 24304, 25389, 25480, 26040, 26208, 27342, 28210, 28665, 29016, 30380, 30576, 31248, 32240, 32760, 33852, 34720, 35280, 36270, 36456, 38220, 38688, 39060, 39494, 42315, 43680, 44640, 45136, 45570, 45864, 48360, 48608, 50778, 50960, 52080, 54684, 56420, 57330, 58032, 59241, 60760, 61152, 62496, 64480, 65520, 67704, 68355, 70560, 72540, 72912, 76440, 78120, 78988, 84630, 90272, 91140, 91728, 96720, 98735, 101556, 101920, 104160, 109368, 112840, 114660, 116064, 118482, 121520, 126945, 131040, 135408, 136710, 145080, 145824, 152880, 156240, 157976, 169260, 177723, 182280, 183456, 193440, 197470, 203112, 218736, 225680, 229320, 236964, 243040, 253890, 270816, 273420, 290160, 296205, 305760, 312480, 315952, 338520, 355446, 364560, 394940, 406224, 437472, 451360, 458640, 473928, 507780, 546840, 580320, 592410, 631904, 677040, 710892, 729120, 789880, 812448, 888615, 917280, 947856, 1015560, 1093680, 1184820, 1354080, 1421784, 1579760, 1777230, 1895712, 2031120, 2187360, 2369640, 2843568, 3159520, 3554460, 4062240, 4739280, 5687136, 7108920, 9478560, 14217840, 28435680]

約数ペア:

[(1, 28435680), (2, 14217840), (3, 9478560), (4, 7108920), (5, 5687136), (6, 4739280), (7, 4062240), (8, 3554460), (9, 3159520), (10, 2843568), (12, 2369640), (13, 2187360), (14, 2031120), (15, 1895712), (16, 1777230), (18, 1579760), (20, 1421784), (21, 1354080), (24, 1184820), (26, 1093680), (28, 1015560), (30, 947856), (31, 917280), (32, 888615), (35, 812448), (36, 789880), (39, 729120), (40, 710892), (42, 677040), (45, 631904), (48, 592410), (49, 580320), (52, 546840), (56, 507780), (60, 473928), (62, 458640), (63, 451360), (65, 437472), (70, 406224), (72, 394940), (78, 364560), (80, 355446), (84, 338520), (90, 315952), (91, 312480), (93, 305760), (96, 296205), (98, 290160), (104, 273420), (105, 270816), (112, 253890), (117, 243040), (120, 236964), (124, 229320), (126, 225680), (130, 218736), (140, 203112), (144, 197470), (147, 193440), (155, 183456), (156, 182280), (160, 177723), (168, 169260), (180, 157976), (182, 156240), (186, 152880), (195, 145824), (196, 145080), (208, 136710), (210, 135408), (217, 131040), (224, 126945), (234, 121520), (240, 118482), (245, 116064), (248, 114660), (252, 112840), (260, 109368), (273, 104160), (279, 101920), (280, 101556), (288, 98735), (294, 96720), (310, 91728), (312, 91140), (315, 90272), (336, 84630), (360, 78988), (364, 78120), (372, 76440), (390, 72912), (392, 72540), (403, 70560), (416, 68355), (420, 67704), (434, 65520), (441, 64480), (455, 62496), (465, 61152), (468, 60760), (480, 59241), (490, 58032), (496, 57330), (504, 56420), (520, 54684), (546, 52080), (558, 50960), (560, 50778), (585, 48608), (588, 48360), (620, 45864), (624, 45570), (630, 45136), (637, 44640), (651, 43680), (672, 42315), (720, 39494), (728, 39060), (735, 38688), (744, 38220), (780, 36456), (784, 36270), (806, 35280), (819, 34720), (840, 33852), (868, 32760), (882, 32240), (910, 31248), (930, 30576), (936, 30380), (980, 29016), (992, 28665), (1008, 28210), (1040, 27342), (1085, 26208), (1092, 26040), (1116, 25480), (1120, 25389), (1170, 24304), (1176, 24180), (1209, 23520), (1240, 22932), (1248, 22785), (1260, 22568), (1274, 22320), (1302, 21840), (1365, 20832), (1395, 20384), (1440, 19747), (1456, 19530), (1470, 19344), (1488, 19110), (1519, 18720), (1560, 18228), (1568, 18135), (1612, 17640), (1638, 17360), (1680, 16926), (1736, 16380), (1764, 16120), (1820, 15624), (1860, 15288), (1872, 15190), (1911, 14880), (1953, 14560), (1960, 14508), (2015, 14112), (2016, 14105), (2080, 13671), (2170, 13104), (2184, 13020), (2205, 12896), (2232, 12740), (2340, 12152), (2352, 12090), (2418, 11760), (2480, 11466), (2520, 11284), (2548, 11160), (2604, 10920), (2730, 10416), (2790, 10192), (2821, 10080), (2912, 9765), (2940, 9672), (2976, 9555), (3038, 9360), (3120, 9114), (3185, 8928), (3224, 8820), (3255, 8736), (3276, 8680), (3360, 8463), (3472, 8190), (3528, 8060), (3627, 7840), (3640, 7812), (3720, 7644), (3744, 7595), (3822, 7440), (3906, 7280), (3920, 7254), (4030, 7056), (4095, 6944), (4340, 6552), (4368, 6510), (4410, 6448), (4464, 6370), (4557, 6240), (4680, 6076), (4704, 6045), (4836, 5880), (4960, 5733), (5040, 5642), (5096, 5580), (5208, 5460)]