24881220

素因数分解:

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

素因数の和:80

約数の個数: 288

約数和(自身を含む): 97843200

約数和(自身を除く): 72961980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 31, 35, 36, 39, 42, 45, 49, 52, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 98, 105, 117, 124, 126, 130, 140, 147, 155, 156, 180, 182, 186, 195, 196, 210, 217, 234, 245, 252, 260, 273, 279, 294, 310, 315, 343, 364, 372, 390, 403, 420, 434, 441, 455, 465, 468, 490, 546, 558, 585, 588, 620, 630, 637, 651, 686, 735, 780, 806, 819, 868, 882, 910, 930, 980, 1029, 1085, 1092, 1116, 1170, 1209, 1260, 1274, 1302, 1365, 1372, 1395, 1470, 1519, 1612, 1638, 1715, 1764, 1820, 1860, 1911, 1953, 2015, 2058, 2170, 2205, 2340, 2418, 2548, 2604, 2730, 2790, 2821, 2940, 3038, 3087, 3185, 3255, 3276, 3430, 3627, 3822, 3906, 4030, 4095, 4116, 4340, 4410, 4459, 4557, 4836, 5145, 5460, 5580, 5642, 5733, 6045, 6076, 6174, 6370, 6510, 6860, 7254, 7595, 7644, 7812, 8060, 8190, 8463, 8820, 8918, 9114, 9555, 9765, 10290, 10633, 11284, 11466, 12090, 12348, 12740, 13020, 13377, 13671, 14105, 14508, 15190, 15435, 16380, 16926, 17836, 18135, 18228, 19110, 19530, 19747, 20580, 21266, 22295, 22785, 22932, 24180, 25389, 26754, 27342, 28210, 28665, 30380, 30870, 31899, 33852, 36270, 38220, 39060, 39494, 40131, 42315, 42532, 44590, 45570, 50778, 53165, 53508, 54684, 56420, 57330, 59241, 61740, 63798, 66885, 68355, 72540, 78988, 80262, 84630, 89180, 91140, 95697, 98735, 101556, 106330, 114660, 118482, 126945, 127596, 133770, 136710, 138229, 159495, 160524, 169260, 177723, 191394, 197470, 200655, 212660, 236964, 253890, 267540, 273420, 276458, 296205, 318990, 355446, 382788, 394940, 401310, 414687, 478485, 507780, 552916, 592410, 637980, 691145, 710892, 802620, 829374, 888615, 956970, 1184820, 1244061, 1382290, 1658748, 1777230, 1913940, 2073435, 2488122, 2764580, 3554460, 4146870, 4976244, 6220305, 8293740, 12440610, 24881220]

約数ペア:

[(1, 24881220), (2, 12440610), (3, 8293740), (4, 6220305), (5, 4976244), (6, 4146870), (7, 3554460), (9, 2764580), (10, 2488122), (12, 2073435), (13, 1913940), (14, 1777230), (15, 1658748), (18, 1382290), (20, 1244061), (21, 1184820), (26, 956970), (28, 888615), (30, 829374), (31, 802620), (35, 710892), (36, 691145), (39, 637980), (42, 592410), (45, 552916), (49, 507780), (52, 478485), (60, 414687), (62, 401310), (63, 394940), (65, 382788), (70, 355446), (78, 318990), (84, 296205), (90, 276458), (91, 273420), (93, 267540), (98, 253890), (105, 236964), (117, 212660), (124, 200655), (126, 197470), (130, 191394), (140, 177723), (147, 169260), (155, 160524), (156, 159495), (180, 138229), (182, 136710), (186, 133770), (195, 127596), (196, 126945), (210, 118482), (217, 114660), (234, 106330), (245, 101556), (252, 98735), (260, 95697), (273, 91140), (279, 89180), (294, 84630), (310, 80262), (315, 78988), (343, 72540), (364, 68355), (372, 66885), (390, 63798), (403, 61740), (420, 59241), (434, 57330), (441, 56420), (455, 54684), (465, 53508), (468, 53165), (490, 50778), (546, 45570), (558, 44590), (585, 42532), (588, 42315), (620, 40131), (630, 39494), (637, 39060), (651, 38220), (686, 36270), (735, 33852), (780, 31899), (806, 30870), (819, 30380), (868, 28665), (882, 28210), (910, 27342), (930, 26754), (980, 25389), (1029, 24180), (1085, 22932), (1092, 22785), (1116, 22295), (1170, 21266), (1209, 20580), (1260, 19747), (1274, 19530), (1302, 19110), (1365, 18228), (1372, 18135), (1395, 17836), (1470, 16926), (1519, 16380), (1612, 15435), (1638, 15190), (1715, 14508), (1764, 14105), (1820, 13671), (1860, 13377), (1911, 13020), (1953, 12740), (2015, 12348), (2058, 12090), (2170, 11466), (2205, 11284), (2340, 10633), (2418, 10290), (2548, 9765), (2604, 9555), (2730, 9114), (2790, 8918), (2821, 8820), (2940, 8463), (3038, 8190), (3087, 8060), (3185, 7812), (3255, 7644), (3276, 7595), (3430, 7254), (3627, 6860), (3822, 6510), (3906, 6370), (4030, 6174), (4095, 6076), (4116, 6045), (4340, 5733), (4410, 5642), (4459, 5580), (4557, 5460), (4836, 5145)]