490471800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{691}}^1$

素因数の和:743

約数の個数: 288

約数和(自身を含む): 1884343680

約数和(自身を除く): 1393871880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 50, 52, 56, 60, 65, 70, 75, 78, 84, 91, 100, 104, 105, 120, 130, 140, 150, 156, 168, 169, 175, 182, 195, 200, 210, 260, 273, 280, 300, 312, 325, 338, 350, 364, 390, 420, 455, 507, 520, 525, 546, 600, 650, 676, 691, 700, 728, 780, 840, 845, 910, 975, 1014, 1050, 1092, 1183, 1300, 1352, 1365, 1382, 1400, 1560, 1690, 1820, 1950, 2028, 2073, 2100, 2184, 2275, 2366, 2535, 2600, 2730, 2764, 3380, 3455, 3549, 3640, 3900, 4056, 4146, 4200, 4225, 4550, 4732, 4837, 5070, 5460, 5528, 5915, 6760, 6825, 6910, 7098, 7800, 8292, 8450, 8983, 9100, 9464, 9674, 10140, 10365, 10920, 11830, 12675, 13650, 13820, 14196, 14511, 16584, 16900, 17275, 17745, 17966, 18200, 19348, 20280, 20730, 23660, 24185, 25350, 26949, 27300, 27640, 28392, 29022, 29575, 33800, 34550, 35490, 35932, 38696, 41460, 44915, 47320, 48370, 50700, 51825, 53898, 54600, 58044, 59150, 62881, 69100, 70980, 71864, 72555, 82920, 88725, 89830, 96740, 101400, 103650, 107796, 116088, 116779, 118300, 120925, 125762, 134745, 138200, 141960, 145110, 177450, 179660, 188643, 193480, 207300, 215592, 224575, 233558, 236600, 241850, 251524, 269490, 290220, 314405, 350337, 354900, 359320, 362775, 377286, 414600, 449150, 467116, 483700, 503048, 538980, 580440, 583895, 628810, 673725, 700674, 709800, 725550, 754572, 817453, 898300, 934232, 943215, 967400, 1077960, 1167790, 1257620, 1347450, 1401348, 1451100, 1509144, 1572025, 1634906, 1751685, 1796600, 1886430, 2335580, 2452359, 2515240, 2694900, 2802696, 2902200, 2919475, 3144050, 3269812, 3503370, 3772860, 4087265, 4671160, 4716075, 4904718, 5389800, 5838950, 6288100, 6539624, 7006740, 7545720, 8174530, 8758425, 9432150, 9809436, 11677900, 12261795, 12576200, 14013480, 16349060, 17516850, 18864300, 19618872, 20436325, 23355800, 24523590, 32698120, 35033700, 37728600, 40872650, 49047180, 61308975, 70067400, 81745300, 98094360, 122617950, 163490600, 245235900, 490471800]

約数ペア:

[(1, 490471800), (2, 245235900), (3, 163490600), (4, 122617950), (5, 98094360), (6, 81745300), (7, 70067400), (8, 61308975), (10, 49047180), (12, 40872650), (13, 37728600), (14, 35033700), (15, 32698120), (20, 24523590), (21, 23355800), (24, 20436325), (25, 19618872), (26, 18864300), (28, 17516850), (30, 16349060), (35, 14013480), (39, 12576200), (40, 12261795), (42, 11677900), (50, 9809436), (52, 9432150), (56, 8758425), (60, 8174530), (65, 7545720), (70, 7006740), (75, 6539624), (78, 6288100), (84, 5838950), (91, 5389800), (100, 4904718), (104, 4716075), (105, 4671160), (120, 4087265), (130, 3772860), (140, 3503370), (150, 3269812), (156, 3144050), (168, 2919475), (169, 2902200), (175, 2802696), (182, 2694900), (195, 2515240), (200, 2452359), (210, 2335580), (260, 1886430), (273, 1796600), (280, 1751685), (300, 1634906), (312, 1572025), (325, 1509144), (338, 1451100), (350, 1401348), (364, 1347450), (390, 1257620), (420, 1167790), (455, 1077960), (507, 967400), (520, 943215), (525, 934232), (546, 898300), (600, 817453), (650, 754572), (676, 725550), (691, 709800), (700, 700674), (728, 673725), (780, 628810), (840, 583895), (845, 580440), (910, 538980), (975, 503048), (1014, 483700), (1050, 467116), (1092, 449150), (1183, 414600), (1300, 377286), (1352, 362775), (1365, 359320), (1382, 354900), (1400, 350337), (1560, 314405), (1690, 290220), (1820, 269490), (1950, 251524), (2028, 241850), (2073, 236600), (2100, 233558), (2184, 224575), (2275, 215592), (2366, 207300), (2535, 193480), (2600, 188643), (2730, 179660), (2764, 177450), (3380, 145110), (3455, 141960), (3549, 138200), (3640, 134745), (3900, 125762), (4056, 120925), (4146, 118300), (4200, 116779), (4225, 116088), (4550, 107796), (4732, 103650), (4837, 101400), (5070, 96740), (5460, 89830), (5528, 88725), (5915, 82920), (6760, 72555), (6825, 71864), (6910, 70980), (7098, 69100), (7800, 62881), (8292, 59150), (8450, 58044), (8983, 54600), (9100, 53898), (9464, 51825), (9674, 50700), (10140, 48370), (10365, 47320), (10920, 44915), (11830, 41460), (12675, 38696), (13650, 35932), (13820, 35490), (14196, 34550), (14511, 33800), (16584, 29575), (16900, 29022), (17275, 28392), (17745, 27640), (17966, 27300), (18200, 26949), (19348, 25350), (20280, 24185), (20730, 23660)]