2187360

素因数分解:

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

素因数の和:66

約数の個数: 216

約数和(自身を含む): 8963136

約数和(自身を除く): 6775776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 98, 105, 112, 120, 124, 126, 140, 144, 147, 155, 160, 168, 180, 186, 196, 210, 217, 224, 240, 245, 248, 252, 279, 280, 288, 294, 310, 315, 336, 360, 372, 392, 420, 434, 441, 465, 480, 490, 496, 504, 558, 560, 588, 620, 630, 651, 672, 720, 735, 744, 784, 840, 868, 882, 930, 980, 992, 1008, 1085, 1116, 1120, 1176, 1240, 1260, 1302, 1395, 1440, 1470, 1488, 1519, 1568, 1680, 1736, 1764, 1860, 1953, 1960, 2016, 2170, 2205, 2232, 2352, 2480, 2520, 2604, 2790, 2940, 2976, 3038, 3255, 3360, 3472, 3528, 3720, 3906, 3920, 4340, 4410, 4464, 4557, 4704, 4960, 5040, 5208, 5580, 5880, 6076, 6510, 6944, 7056, 7440, 7595, 7812, 7840, 8680, 8820, 8928, 9114, 9765, 10080, 10416, 11160, 11760, 12152, 13020, 13671, 14112, 14880, 15190, 15624, 17360, 17640, 18228, 19530, 20832, 22320, 22785, 23520, 24304, 26040, 27342, 30380, 31248, 34720, 35280, 36456, 39060, 44640, 45570, 48608, 52080, 54684, 60760, 62496, 68355, 70560, 72912, 78120, 91140, 104160, 109368, 121520, 136710, 145824, 156240, 182280, 218736, 243040, 273420, 312480, 364560, 437472, 546840, 729120, 1093680, 2187360]

約数ペア:

[(1, 2187360), (2, 1093680), (3, 729120), (4, 546840), (5, 437472), (6, 364560), (7, 312480), (8, 273420), (9, 243040), (10, 218736), (12, 182280), (14, 156240), (15, 145824), (16, 136710), (18, 121520), (20, 109368), (21, 104160), (24, 91140), (28, 78120), (30, 72912), (31, 70560), (32, 68355), (35, 62496), (36, 60760), (40, 54684), (42, 52080), (45, 48608), (48, 45570), (49, 44640), (56, 39060), (60, 36456), (62, 35280), (63, 34720), (70, 31248), (72, 30380), (80, 27342), (84, 26040), (90, 24304), (93, 23520), (96, 22785), (98, 22320), (105, 20832), (112, 19530), (120, 18228), (124, 17640), (126, 17360), (140, 15624), (144, 15190), (147, 14880), (155, 14112), (160, 13671), (168, 13020), (180, 12152), (186, 11760), (196, 11160), (210, 10416), (217, 10080), (224, 9765), (240, 9114), (245, 8928), (248, 8820), (252, 8680), (279, 7840), (280, 7812), (288, 7595), (294, 7440), (310, 7056), (315, 6944), (336, 6510), (360, 6076), (372, 5880), (392, 5580), (420, 5208), (434, 5040), (441, 4960), (465, 4704), (480, 4557), (490, 4464), (496, 4410), (504, 4340), (558, 3920), (560, 3906), (588, 3720), (620, 3528), (630, 3472), (651, 3360), (672, 3255), (720, 3038), (735, 2976), (744, 2940), (784, 2790), (840, 2604), (868, 2520), (882, 2480), (930, 2352), (980, 2232), (992, 2205), (1008, 2170), (1085, 2016), (1116, 1960), (1120, 1953), (1176, 1860), (1240, 1764), (1260, 1736), (1302, 1680), (1395, 1568), (1440, 1519), (1470, 1488)]