30968520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:863

約数の個数: 128

約数和(自身を含む): 104976000

約数和(自身を除く): 74007480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 580, 638, 660, 696, 809, 870, 957, 1160, 1276, 1320, 1595, 1618, 1740, 1914, 2427, 2552, 3190, 3236, 3480, 3828, 4045, 4785, 4854, 6380, 6472, 7656, 8090, 8899, 9570, 9708, 12135, 12760, 16180, 17798, 19140, 19416, 23461, 24270, 26697, 32360, 35596, 38280, 44495, 46922, 48540, 53394, 70383, 71192, 88990, 93844, 97080, 106788, 117305, 133485, 140766, 177980, 187688, 213576, 234610, 258071, 266970, 281532, 351915, 355960, 469220, 516142, 533940, 563064, 703830, 774213, 938440, 1032284, 1067880, 1290355, 1407660, 1548426, 2064568, 2580710, 2815320, 3096852, 3871065, 5161420, 6193704, 7742130, 10322840, 15484260, 30968520]

約数ペア:

[(1, 30968520), (2, 15484260), (3, 10322840), (4, 7742130), (5, 6193704), (6, 5161420), (8, 3871065), (10, 3096852), (11, 2815320), (12, 2580710), (15, 2064568), (20, 1548426), (22, 1407660), (24, 1290355), (29, 1067880), (30, 1032284), (33, 938440), (40, 774213), (44, 703830), (55, 563064), (58, 533940), (60, 516142), (66, 469220), (87, 355960), (88, 351915), (110, 281532), (116, 266970), (120, 258071), (132, 234610), (145, 213576), (165, 187688), (174, 177980), (220, 140766), (232, 133485), (264, 117305), (290, 106788), (319, 97080), (330, 93844), (348, 88990), (435, 71192), (440, 70383), (580, 53394), (638, 48540), (660, 46922), (696, 44495), (809, 38280), (870, 35596), (957, 32360), (1160, 26697), (1276, 24270), (1320, 23461), (1595, 19416), (1618, 19140), (1740, 17798), (1914, 16180), (2427, 12760), (2552, 12135), (3190, 9708), (3236, 9570), (3480, 8899), (3828, 8090), (4045, 7656), (4785, 6472), (4854, 6380)]