155125880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2243}}^1$

素因数の和:2293

約数の個数: 128

約数和(自身を含む): 452390400

約数和(自身を除く): 297264520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1330, 1729, 1820, 1976, 2243, 2470, 2660, 3458, 3640, 4486, 4940, 5320, 6916, 8645, 8972, 9880, 11215, 13832, 15701, 17290, 17944, 22430, 29159, 31402, 34580, 42617, 44860, 58318, 62804, 69160, 78505, 85234, 89720, 116636, 125608, 145795, 157010, 170468, 204113, 213085, 233272, 291590, 298319, 314020, 340936, 408226, 426170, 554021, 583180, 596638, 628040, 816452, 852340, 1020565, 1108042, 1166360, 1193276, 1491595, 1632904, 1704680, 2041130, 2216084, 2386552, 2770105, 2983190, 3878147, 4082260, 4432168, 5540210, 5966380, 7756294, 8164520, 11080420, 11932760, 15512588, 19390735, 22160840, 31025176, 38781470, 77562940, 155125880]

約数ペア:

[(1, 155125880), (2, 77562940), (4, 38781470), (5, 31025176), (7, 22160840), (8, 19390735), (10, 15512588), (13, 11932760), (14, 11080420), (19, 8164520), (20, 7756294), (26, 5966380), (28, 5540210), (35, 4432168), (38, 4082260), (40, 3878147), (52, 2983190), (56, 2770105), (65, 2386552), (70, 2216084), (76, 2041130), (91, 1704680), (95, 1632904), (104, 1491595), (130, 1193276), (133, 1166360), (140, 1108042), (152, 1020565), (182, 852340), (190, 816452), (247, 628040), (260, 596638), (266, 583180), (280, 554021), (364, 426170), (380, 408226), (455, 340936), (494, 314020), (520, 298319), (532, 291590), (665, 233272), (728, 213085), (760, 204113), (910, 170468), (988, 157010), (1064, 145795), (1235, 125608), (1330, 116636), (1729, 89720), (1820, 85234), (1976, 78505), (2243, 69160), (2470, 62804), (2660, 58318), (3458, 44860), (3640, 42617), (4486, 34580), (4940, 31402), (5320, 29159), (6916, 22430), (8645, 17944), (8972, 17290), (9880, 15701), (11215, 13832)]