16913520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 180

約数和(自身を含む): 61949160

約数和(自身を除く): 45035640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 139, 144, 156, 169, 180, 195, 208, 234, 240, 260, 278, 312, 338, 360, 390, 417, 468, 507, 520, 556, 585, 624, 676, 695, 720, 780, 834, 845, 936, 1014, 1040, 1112, 1170, 1251, 1352, 1390, 1521, 1560, 1668, 1690, 1807, 1872, 2028, 2085, 2224, 2340, 2502, 2535, 2704, 2780, 3042, 3120, 3336, 3380, 3614, 4056, 4170, 4680, 5004, 5070, 5421, 5560, 6084, 6255, 6672, 6760, 7228, 7605, 8112, 8340, 9035, 9360, 10008, 10140, 10842, 11120, 12168, 12510, 13520, 14456, 15210, 16263, 16680, 18070, 20016, 20280, 21684, 23491, 24336, 25020, 27105, 28912, 30420, 32526, 33360, 36140, 40560, 43368, 46982, 50040, 54210, 60840, 65052, 70473, 72280, 81315, 86736, 93964, 100080, 108420, 117455, 121680, 130104, 140946, 144560, 162630, 187928, 211419, 216840, 234910, 260208, 281892, 325260, 352365, 375856, 422838, 433680, 469820, 563784, 650520, 704730, 845676, 939640, 1057095, 1127568, 1301040, 1409460, 1691352, 1879280, 2114190, 2818920, 3382704, 4228380, 5637840, 8456760, 16913520]

約数ペア:

[(1, 16913520), (2, 8456760), (3, 5637840), (4, 4228380), (5, 3382704), (6, 2818920), (8, 2114190), (9, 1879280), (10, 1691352), (12, 1409460), (13, 1301040), (15, 1127568), (16, 1057095), (18, 939640), (20, 845676), (24, 704730), (26, 650520), (30, 563784), (36, 469820), (39, 433680), (40, 422838), (45, 375856), (48, 352365), (52, 325260), (60, 281892), (65, 260208), (72, 234910), (78, 216840), (80, 211419), (90, 187928), (104, 162630), (117, 144560), (120, 140946), (130, 130104), (139, 121680), (144, 117455), (156, 108420), (169, 100080), (180, 93964), (195, 86736), (208, 81315), (234, 72280), (240, 70473), (260, 65052), (278, 60840), (312, 54210), (338, 50040), (360, 46982), (390, 43368), (417, 40560), (468, 36140), (507, 33360), (520, 32526), (556, 30420), (585, 28912), (624, 27105), (676, 25020), (695, 24336), (720, 23491), (780, 21684), (834, 20280), (845, 20016), (936, 18070), (1014, 16680), (1040, 16263), (1112, 15210), (1170, 14456), (1251, 13520), (1352, 12510), (1390, 12168), (1521, 11120), (1560, 10842), (1668, 10140), (1690, 10008), (1807, 9360), (1872, 9035), (2028, 8340), (2085, 8112), (2224, 7605), (2340, 7228), (2502, 6760), (2535, 6672), (2704, 6255), (2780, 6084), (3042, 5560), (3120, 5421), (3336, 5070), (3380, 5004), (3614, 4680), (4056, 4170)]