128965590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 371694960

約数和(自身を除く): 242729370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 61, 65, 78, 90, 117, 122, 130, 139, 169, 183, 195, 234, 278, 305, 338, 366, 390, 417, 507, 549, 585, 610, 695, 793, 834, 845, 915, 1014, 1098, 1170, 1251, 1390, 1521, 1586, 1690, 1807, 1830, 2085, 2379, 2502, 2535, 2745, 3042, 3614, 3965, 4170, 4758, 5070, 5421, 5490, 6255, 7137, 7605, 7930, 8479, 9035, 10309, 10842, 11895, 12510, 14274, 15210, 16263, 16958, 18070, 20618, 23491, 23790, 25437, 27105, 30927, 32526, 35685, 42395, 46982, 50874, 51545, 54210, 61854, 70473, 71370, 76311, 81315, 84790, 92781, 103090, 110227, 117455, 127185, 140946, 152622, 154635, 162630, 185562, 211419, 220454, 234910, 254370, 309270, 330681, 352365, 381555, 422838, 463905, 551135, 661362, 704730, 763110, 927810, 992043, 1057095, 1102270, 1432951, 1653405, 1984086, 2114190, 2865902, 3306810, 4298853, 4960215, 7164755, 8597706, 9920430, 12896559, 14329510, 21494265, 25793118, 42988530, 64482795, 128965590]

約数ペア:

[(1, 128965590), (2, 64482795), (3, 42988530), (5, 25793118), (6, 21494265), (9, 14329510), (10, 12896559), (13, 9920430), (15, 8597706), (18, 7164755), (26, 4960215), (30, 4298853), (39, 3306810), (45, 2865902), (61, 2114190), (65, 1984086), (78, 1653405), (90, 1432951), (117, 1102270), (122, 1057095), (130, 992043), (139, 927810), (169, 763110), (183, 704730), (195, 661362), (234, 551135), (278, 463905), (305, 422838), (338, 381555), (366, 352365), (390, 330681), (417, 309270), (507, 254370), (549, 234910), (585, 220454), (610, 211419), (695, 185562), (793, 162630), (834, 154635), (845, 152622), (915, 140946), (1014, 127185), (1098, 117455), (1170, 110227), (1251, 103090), (1390, 92781), (1521, 84790), (1586, 81315), (1690, 76311), (1807, 71370), (1830, 70473), (2085, 61854), (2379, 54210), (2502, 51545), (2535, 50874), (2745, 46982), (3042, 42395), (3614, 35685), (3965, 32526), (4170, 30927), (4758, 27105), (5070, 25437), (5421, 23790), (5490, 23491), (6255, 20618), (7137, 18070), (7605, 16958), (7930, 16263), (8479, 15210), (9035, 14274), (10309, 12510), (10842, 11895)]