328345680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105239}}^1$

素因数の和:105268

約数の個数: 80

約数和(自身を含む): 1096179840

約数和(自身を除く): 767834160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 105239, 210478, 315717, 420956, 526195, 631434, 841912, 1052390, 1262868, 1368107, 1578585, 1683824, 2104780, 2525736, 2736214, 3157170, 4104321, 4209560, 5051472, 5472428, 6314340, 6840535, 8208642, 8419120, 10944856, 12628680, 13681070, 16417284, 20521605, 21889712, 25257360, 27362140, 32834568, 41043210, 54724280, 65669136, 82086420, 109448560, 164172840, 328345680]

約数ペア:

[(1, 328345680), (2, 164172840), (3, 109448560), (4, 82086420), (5, 65669136), (6, 54724280), (8, 41043210), (10, 32834568), (12, 27362140), (13, 25257360), (15, 21889712), (16, 20521605), (20, 16417284), (24, 13681070), (26, 12628680), (30, 10944856), (39, 8419120), (40, 8208642), (48, 6840535), (52, 6314340), (60, 5472428), (65, 5051472), (78, 4209560), (80, 4104321), (104, 3157170), (120, 2736214), (130, 2525736), (156, 2104780), (195, 1683824), (208, 1578585), (240, 1368107), (260, 1262868), (312, 1052390), (390, 841912), (520, 631434), (624, 526195), (780, 420956), (1040, 315717), (1560, 210478), (3120, 105239)]