8150520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 28938240

約数和(自身を除く): 20787720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 313, 372, 420, 434, 465, 620, 626, 651, 744, 840, 868, 930, 939, 1085, 1240, 1252, 1302, 1565, 1736, 1860, 1878, 2170, 2191, 2504, 2604, 3130, 3255, 3720, 3756, 4340, 4382, 4695, 5208, 6260, 6510, 6573, 7512, 8680, 8764, 9390, 9703, 10955, 12520, 13020, 13146, 17528, 18780, 19406, 21910, 26040, 26292, 29109, 32865, 37560, 38812, 43820, 48515, 52584, 58218, 65730, 67921, 77624, 87640, 97030, 116436, 131460, 135842, 145545, 194060, 203763, 232872, 262920, 271684, 291090, 339605, 388120, 407526, 543368, 582180, 679210, 815052, 1018815, 1164360, 1358420, 1630104, 2037630, 2716840, 4075260, 8150520]

約数ペア:

[(1, 8150520), (2, 4075260), (3, 2716840), (4, 2037630), (5, 1630104), (6, 1358420), (7, 1164360), (8, 1018815), (10, 815052), (12, 679210), (14, 582180), (15, 543368), (20, 407526), (21, 388120), (24, 339605), (28, 291090), (30, 271684), (31, 262920), (35, 232872), (40, 203763), (42, 194060), (56, 145545), (60, 135842), (62, 131460), (70, 116436), (84, 97030), (93, 87640), (105, 77624), (120, 67921), (124, 65730), (140, 58218), (155, 52584), (168, 48515), (186, 43820), (210, 38812), (217, 37560), (248, 32865), (280, 29109), (310, 26292), (313, 26040), (372, 21910), (420, 19406), (434, 18780), (465, 17528), (620, 13146), (626, 13020), (651, 12520), (744, 10955), (840, 9703), (868, 9390), (930, 8764), (939, 8680), (1085, 7512), (1240, 6573), (1252, 6510), (1302, 6260), (1565, 5208), (1736, 4695), (1860, 4382), (1878, 4340), (2170, 3756), (2191, 3720), (2504, 3255), (2604, 3130)]