90010980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:351

約数の個数: 192

約数和(自身を含む): 305356800

約数和(自身を除く): 215345820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 31, 36, 38, 45, 54, 57, 60, 62, 76, 90, 93, 95, 108, 114, 124, 135, 155, 171, 180, 186, 190, 228, 270, 279, 283, 285, 310, 342, 372, 380, 465, 513, 540, 558, 566, 570, 589, 620, 684, 837, 849, 855, 930, 1026, 1116, 1132, 1140, 1178, 1395, 1415, 1674, 1698, 1710, 1767, 1860, 2052, 2356, 2547, 2565, 2790, 2830, 2945, 3348, 3396, 3420, 3534, 4185, 4245, 5094, 5130, 5301, 5377, 5580, 5660, 5890, 7068, 7641, 8370, 8490, 8773, 8835, 10188, 10260, 10602, 10754, 11780, 12735, 15282, 15903, 16131, 16740, 16980, 17546, 17670, 21204, 21508, 25470, 26319, 26505, 26885, 30564, 31806, 32262, 35092, 35340, 38205, 43865, 48393, 50940, 52638, 53010, 53770, 63612, 64524, 76410, 78957, 79515, 80655, 87730, 96786, 105276, 106020, 107540, 131595, 145179, 152820, 157914, 159030, 161310, 166687, 175460, 193572, 236871, 241965, 263190, 290358, 315828, 318060, 322620, 333374, 394785, 473742, 483930, 500061, 526380, 580716, 666748, 725895, 789570, 833435, 947484, 967860, 1000122, 1184355, 1451790, 1500183, 1579140, 1666870, 2000244, 2368710, 2500305, 2903580, 3000366, 3333740, 4500549, 4737420, 5000610, 6000732, 7500915, 9001098, 10001220, 15001830, 18002196, 22502745, 30003660, 45005490, 90010980]

約数ペア:

[(1, 90010980), (2, 45005490), (3, 30003660), (4, 22502745), (5, 18002196), (6, 15001830), (9, 10001220), (10, 9001098), (12, 7500915), (15, 6000732), (18, 5000610), (19, 4737420), (20, 4500549), (27, 3333740), (30, 3000366), (31, 2903580), (36, 2500305), (38, 2368710), (45, 2000244), (54, 1666870), (57, 1579140), (60, 1500183), (62, 1451790), (76, 1184355), (90, 1000122), (93, 967860), (95, 947484), (108, 833435), (114, 789570), (124, 725895), (135, 666748), (155, 580716), (171, 526380), (180, 500061), (186, 483930), (190, 473742), (228, 394785), (270, 333374), (279, 322620), (283, 318060), (285, 315828), (310, 290358), (342, 263190), (372, 241965), (380, 236871), (465, 193572), (513, 175460), (540, 166687), (558, 161310), (566, 159030), (570, 157914), (589, 152820), (620, 145179), (684, 131595), (837, 107540), (849, 106020), (855, 105276), (930, 96786), (1026, 87730), (1116, 80655), (1132, 79515), (1140, 78957), (1178, 76410), (1395, 64524), (1415, 63612), (1674, 53770), (1698, 53010), (1710, 52638), (1767, 50940), (1860, 48393), (2052, 43865), (2356, 38205), (2547, 35340), (2565, 35092), (2790, 32262), (2830, 31806), (2945, 30564), (3348, 26885), (3396, 26505), (3420, 26319), (3534, 25470), (4185, 21508), (4245, 21204), (5094, 17670), (5130, 17546), (5301, 16980), (5377, 16740), (5580, 16131), (5660, 15903), (5890, 15282), (7068, 12735), (7641, 11780), (8370, 10754), (8490, 10602), (8773, 10260), (8835, 10188)]