164172840

素因数分解:

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

素因数の和:105266

約数の個数: 64

約数和(自身を含む): 530409600

約数和(自身を除く): 366236760

約数列:

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

約数ペア:

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