205594480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:975

約数の個数: 160

約数和(自身を含む): 607961088

約数和(自身を除く): 402366608

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 911, 1040, 1085, 1240, 1456, 1612, 1736, 1820, 1822, 2015, 2170, 2480, 2821, 3224, 3472, 3640, 3644, 4030, 4340, 4555, 5642, 6377, 6448, 7280, 7288, 8060, 8680, 9110, 11284, 11843, 12754, 14105, 14576, 16120, 17360, 18220, 22568, 23686, 25508, 28210, 28241, 31885, 32240, 36440, 45136, 47372, 51016, 56420, 56482, 59215, 63770, 72880, 82901, 94744, 102032, 112840, 112964, 118430, 127540, 141205, 165802, 189488, 197687, 225680, 225928, 236860, 255080, 282410, 331604, 367133, 395374, 414505, 451856, 473720, 510160, 564820, 663208, 734266, 790748, 829010, 947440, 988435, 1129640, 1326416, 1468532, 1581496, 1658020, 1835665, 1976870, 2259280, 2569931, 2937064, 3162992, 3316040, 3671330, 3953740, 5139862, 5874128, 6632080, 7342660, 7907480, 10279724, 12849655, 14685320, 15814960, 20559448, 25699310, 29370640, 41118896, 51398620, 102797240, 205594480]

約数ペア:

[(1, 205594480), (2, 102797240), (4, 51398620), (5, 41118896), (7, 29370640), (8, 25699310), (10, 20559448), (13, 15814960), (14, 14685320), (16, 12849655), (20, 10279724), (26, 7907480), (28, 7342660), (31, 6632080), (35, 5874128), (40, 5139862), (52, 3953740), (56, 3671330), (62, 3316040), (65, 3162992), (70, 2937064), (80, 2569931), (91, 2259280), (104, 1976870), (112, 1835665), (124, 1658020), (130, 1581496), (140, 1468532), (155, 1326416), (182, 1129640), (208, 988435), (217, 947440), (248, 829010), (260, 790748), (280, 734266), (310, 663208), (364, 564820), (403, 510160), (434, 473720), (455, 451856), (496, 414505), (520, 395374), (560, 367133), (620, 331604), (728, 282410), (806, 255080), (868, 236860), (910, 225928), (911, 225680), (1040, 197687), (1085, 189488), (1240, 165802), (1456, 141205), (1612, 127540), (1736, 118430), (1820, 112964), (1822, 112840), (2015, 102032), (2170, 94744), (2480, 82901), (2821, 72880), (3224, 63770), (3472, 59215), (3640, 56482), (3644, 56420), (4030, 51016), (4340, 47372), (4555, 45136), (5642, 36440), (6377, 32240), (6448, 31885), (7280, 28241), (7288, 28210), (8060, 25508), (8680, 23686), (9110, 22568), (11284, 18220), (11843, 17360), (12754, 16120), (14105, 14576)]