154847560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{32531}}^1$

素因数の和:32566

約数の個数: 64

約数和(自身を含む): 421614720

約数和(自身を除く): 266767160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 32531, 65062, 130124, 162655, 227717, 260248, 325310, 455434, 553027, 650620, 910868, 1106054, 1138585, 1301240, 1821736, 2212108, 2277170, 2765135, 3871189, 4424216, 4554340, 5530270, 7742378, 9108680, 11060540, 15484756, 19355945, 22121080, 30969512, 38711890, 77423780, 154847560]

約数ペア:

[(1, 154847560), (2, 77423780), (4, 38711890), (5, 30969512), (7, 22121080), (8, 19355945), (10, 15484756), (14, 11060540), (17, 9108680), (20, 7742378), (28, 5530270), (34, 4554340), (35, 4424216), (40, 3871189), (56, 2765135), (68, 2277170), (70, 2212108), (85, 1821736), (119, 1301240), (136, 1138585), (140, 1106054), (170, 910868), (238, 650620), (280, 553027), (340, 455434), (476, 325310), (595, 260248), (680, 227717), (952, 162655), (1190, 130124), (2380, 65062), (4760, 32531)]