245703120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1291}}^1$

素因数の和:1381

約数の個数: 160

約数和(自身を含む): 834363264

約数和(自身を除く): 588660144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 305, 312, 366, 390, 488, 520, 610, 624, 732, 780, 793, 915, 976, 1040, 1220, 1291, 1464, 1560, 1586, 1830, 2379, 2440, 2582, 2928, 3120, 3172, 3660, 3873, 3965, 4758, 4880, 5164, 6344, 6455, 7320, 7746, 7930, 9516, 10328, 11895, 12688, 12910, 14640, 15492, 15860, 16783, 19032, 19365, 20656, 23790, 25820, 30984, 31720, 33566, 38064, 38730, 47580, 50349, 51640, 61968, 63440, 67132, 77460, 78751, 83915, 95160, 100698, 103280, 134264, 154920, 157502, 167830, 190320, 201396, 236253, 251745, 268528, 309840, 315004, 335660, 393755, 402792, 472506, 503490, 630008, 671320, 787510, 805584, 945012, 1006980, 1023763, 1181265, 1260016, 1342640, 1575020, 1890024, 2013960, 2047526, 2362530, 3071289, 3150040, 3780048, 4027920, 4095052, 4725060, 5118815, 6142578, 6300080, 8190104, 9450120, 10237630, 12285156, 15356445, 16380208, 18900240, 20475260, 24570312, 30712890, 40950520, 49140624, 61425780, 81901040, 122851560, 245703120]

約数ペア:

[(1, 245703120), (2, 122851560), (3, 81901040), (4, 61425780), (5, 49140624), (6, 40950520), (8, 30712890), (10, 24570312), (12, 20475260), (13, 18900240), (15, 16380208), (16, 15356445), (20, 12285156), (24, 10237630), (26, 9450120), (30, 8190104), (39, 6300080), (40, 6142578), (48, 5118815), (52, 4725060), (60, 4095052), (61, 4027920), (65, 3780048), (78, 3150040), (80, 3071289), (104, 2362530), (120, 2047526), (122, 2013960), (130, 1890024), (156, 1575020), (183, 1342640), (195, 1260016), (208, 1181265), (240, 1023763), (244, 1006980), (260, 945012), (305, 805584), (312, 787510), (366, 671320), (390, 630008), (488, 503490), (520, 472506), (610, 402792), (624, 393755), (732, 335660), (780, 315004), (793, 309840), (915, 268528), (976, 251745), (1040, 236253), (1220, 201396), (1291, 190320), (1464, 167830), (1560, 157502), (1586, 154920), (1830, 134264), (2379, 103280), (2440, 100698), (2582, 95160), (2928, 83915), (3120, 78751), (3172, 77460), (3660, 67132), (3873, 63440), (3965, 61968), (4758, 51640), (4880, 50349), (5164, 47580), (6344, 38730), (6455, 38064), (7320, 33566), (7746, 31720), (7930, 30984), (9516, 25820), (10328, 23790), (11895, 20656), (12688, 19365), (12910, 19032), (14640, 16783), (15492, 15860)]