66021900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 220819200

約数和(自身を除く): 154797300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 149, 150, 175, 210, 211, 298, 300, 350, 420, 422, 447, 525, 596, 633, 700, 745, 844, 894, 1043, 1050, 1055, 1266, 1477, 1490, 1788, 2086, 2100, 2110, 2235, 2532, 2954, 2980, 3129, 3165, 3725, 4172, 4220, 4431, 4470, 5215, 5275, 5908, 6258, 6330, 7385, 7450, 8862, 8940, 10430, 10550, 11175, 12516, 12660, 14770, 14900, 15645, 15825, 17724, 20860, 21100, 22155, 22350, 26075, 29540, 31290, 31439, 31650, 36925, 44310, 44700, 52150, 62580, 62878, 63300, 73850, 78225, 88620, 94317, 104300, 110775, 125756, 147700, 156450, 157195, 188634, 220073, 221550, 312900, 314390, 377268, 440146, 443100, 471585, 628780, 660219, 785975, 880292, 943170, 1100365, 1320438, 1571950, 1886340, 2200730, 2357925, 2640876, 3143900, 3301095, 4401460, 4715850, 5501825, 6602190, 9431700, 11003650, 13204380, 16505475, 22007300, 33010950, 66021900]

約数ペア:

[(1, 66021900), (2, 33010950), (3, 22007300), (4, 16505475), (5, 13204380), (6, 11003650), (7, 9431700), (10, 6602190), (12, 5501825), (14, 4715850), (15, 4401460), (20, 3301095), (21, 3143900), (25, 2640876), (28, 2357925), (30, 2200730), (35, 1886340), (42, 1571950), (50, 1320438), (60, 1100365), (70, 943170), (75, 880292), (84, 785975), (100, 660219), (105, 628780), (140, 471585), (149, 443100), (150, 440146), (175, 377268), (210, 314390), (211, 312900), (298, 221550), (300, 220073), (350, 188634), (420, 157195), (422, 156450), (447, 147700), (525, 125756), (596, 110775), (633, 104300), (700, 94317), (745, 88620), (844, 78225), (894, 73850), (1043, 63300), (1050, 62878), (1055, 62580), (1266, 52150), (1477, 44700), (1490, 44310), (1788, 36925), (2086, 31650), (2100, 31439), (2110, 31290), (2235, 29540), (2532, 26075), (2954, 22350), (2980, 22155), (3129, 21100), (3165, 20860), (3725, 17724), (4172, 15825), (4220, 15645), (4431, 14900), (4470, 14770), (5215, 12660), (5275, 12516), (5908, 11175), (6258, 10550), (6330, 10430), (7385, 8940), (7450, 8862)]