490705020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:346

約数の個数: 288

約数和(自身を含む): 1746259200

約数和(自身を除く): 1255554180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 90, 95, 108, 114, 117, 130, 135, 156, 169, 171, 180, 190, 195, 228, 234, 247, 260, 270, 283, 285, 338, 342, 351, 380, 390, 468, 494, 507, 513, 540, 566, 570, 585, 676, 684, 702, 741, 780, 845, 849, 855, 988, 1014, 1026, 1132, 1140, 1170, 1235, 1404, 1415, 1482, 1521, 1690, 1698, 1710, 1755, 2028, 2052, 2223, 2340, 2470, 2535, 2547, 2565, 2830, 2964, 3042, 3211, 3380, 3396, 3420, 3510, 3679, 3705, 4245, 4446, 4563, 4940, 5070, 5094, 5130, 5377, 5660, 6084, 6422, 6669, 7020, 7358, 7410, 7605, 7641, 8490, 8892, 9126, 9633, 10140, 10188, 10260, 10754, 11037, 11115, 12735, 12844, 13338, 14716, 14820, 15210, 15282, 16055, 16131, 16980, 18252, 18395, 19266, 21508, 22074, 22230, 22815, 25470, 26676, 26885, 28899, 30420, 30564, 32110, 32262, 33111, 33345, 36790, 38205, 38532, 44148, 44460, 45630, 47827, 48165, 48393, 50940, 53770, 55185, 57798, 64220, 64524, 66222, 66690, 69901, 73580, 76410, 80655, 86697, 91260, 95654, 96330, 96786, 99333, 107540, 110370, 115596, 132444, 133380, 139802, 143481, 144495, 145179, 152820, 161310, 165555, 173394, 191308, 192660, 193572, 198666, 209703, 220740, 239135, 241965, 279604, 286962, 288990, 290358, 322620, 331110, 346788, 349505, 397332, 419406, 430443, 433485, 478270, 483930, 496665, 573924, 577980, 580716, 629109, 662220, 699010, 717405, 725895, 838812, 860886, 866970, 908713, 956540, 967860, 993330, 1048515, 1258218, 1291329, 1398020, 1434810, 1451790, 1721772, 1733940, 1817426, 1887327, 1986660, 2097030, 2152215, 2516436, 2582658, 2726139, 2869620, 2903580, 3145545, 3634852, 3774654, 4194060, 4304430, 4543565, 5165316, 5452278, 6291090, 6456645, 7549308, 8178417, 8608860, 9087130, 9436635, 10904556, 12582180, 12913290, 13630695, 16356834, 18174260, 18873270, 24535251, 25826580, 27261390, 32713668, 37746540, 40892085, 49070502, 54522780, 81784170, 98141004, 122676255, 163568340, 245352510, 490705020]

約数ペア:

[(1, 490705020), (2, 245352510), (3, 163568340), (4, 122676255), (5, 98141004), (6, 81784170), (9, 54522780), (10, 49070502), (12, 40892085), (13, 37746540), (15, 32713668), (18, 27261390), (19, 25826580), (20, 24535251), (26, 18873270), (27, 18174260), (30, 16356834), (36, 13630695), (38, 12913290), (39, 12582180), (45, 10904556), (52, 9436635), (54, 9087130), (57, 8608860), (60, 8178417), (65, 7549308), (76, 6456645), (78, 6291090), (90, 5452278), (95, 5165316), (108, 4543565), (114, 4304430), (117, 4194060), (130, 3774654), (135, 3634852), (156, 3145545), (169, 2903580), (171, 2869620), (180, 2726139), (190, 2582658), (195, 2516436), (228, 2152215), (234, 2097030), (247, 1986660), (260, 1887327), (270, 1817426), (283, 1733940), (285, 1721772), (338, 1451790), (342, 1434810), (351, 1398020), (380, 1291329), (390, 1258218), (468, 1048515), (494, 993330), (507, 967860), (513, 956540), (540, 908713), (566, 866970), (570, 860886), (585, 838812), (676, 725895), (684, 717405), (702, 699010), (741, 662220), (780, 629109), (845, 580716), (849, 577980), (855, 573924), (988, 496665), (1014, 483930), (1026, 478270), (1132, 433485), (1140, 430443), (1170, 419406), (1235, 397332), (1404, 349505), (1415, 346788), (1482, 331110), (1521, 322620), (1690, 290358), (1698, 288990), (1710, 286962), (1755, 279604), (2028, 241965), (2052, 239135), (2223, 220740), (2340, 209703), (2470, 198666), (2535, 193572), (2547, 192660), (2565, 191308), (2830, 173394), (2964, 165555), (3042, 161310), (3211, 152820), (3380, 145179), (3396, 144495), (3420, 143481), (3510, 139802), (3679, 133380), (3705, 132444), (4245, 115596), (4446, 110370), (4563, 107540), (4940, 99333), (5070, 96786), (5094, 96330), (5130, 95654), (5377, 91260), (5660, 86697), (6084, 80655), (6422, 76410), (6669, 73580), (7020, 69901), (7358, 66690), (7410, 66222), (7605, 64524), (7641, 64220), (8490, 57798), (8892, 55185), (9126, 53770), (9633, 50940), (10140, 48393), (10188, 48165), (10260, 47827), (10754, 45630), (11037, 44460), (11115, 44148), (12735, 38532), (12844, 38205), (13338, 36790), (14716, 33345), (14820, 33111), (15210, 32262), (15282, 32110), (16055, 30564), (16131, 30420), (16980, 28899), (18252, 26885), (18395, 26676), (19266, 25470), (21508, 22815), (22074, 22230)]