71925040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 191429712

約数和(自身を除く): 119504672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 47, 55, 74, 80, 88, 94, 110, 148, 176, 185, 188, 220, 235, 296, 370, 376, 407, 440, 470, 517, 592, 740, 752, 814, 880, 940, 1034, 1480, 1628, 1739, 1880, 2035, 2068, 2209, 2585, 2960, 3256, 3478, 3760, 4070, 4136, 4418, 5170, 6512, 6956, 8140, 8272, 8695, 8836, 10340, 11045, 13912, 16280, 17390, 17672, 19129, 20680, 22090, 24299, 27824, 32560, 34780, 35344, 38258, 41360, 44180, 48598, 69560, 76516, 81733, 88360, 95645, 97196, 121495, 139120, 153032, 163466, 176720, 191290, 194392, 242990, 306064, 326932, 382580, 388784, 408665, 485980, 653864, 765160, 817330, 899063, 971960, 1307728, 1530320, 1634660, 1798126, 1943920, 3269320, 3596252, 4495315, 6538640, 7192504, 8990630, 14385008, 17981260, 35962520, 71925040]

約数ペア:

[(1, 71925040), (2, 35962520), (4, 17981260), (5, 14385008), (8, 8990630), (10, 7192504), (11, 6538640), (16, 4495315), (20, 3596252), (22, 3269320), (37, 1943920), (40, 1798126), (44, 1634660), (47, 1530320), (55, 1307728), (74, 971960), (80, 899063), (88, 817330), (94, 765160), (110, 653864), (148, 485980), (176, 408665), (185, 388784), (188, 382580), (220, 326932), (235, 306064), (296, 242990), (370, 194392), (376, 191290), (407, 176720), (440, 163466), (470, 153032), (517, 139120), (592, 121495), (740, 97196), (752, 95645), (814, 88360), (880, 81733), (940, 76516), (1034, 69560), (1480, 48598), (1628, 44180), (1739, 41360), (1880, 38258), (2035, 35344), (2068, 34780), (2209, 32560), (2585, 27824), (2960, 24299), (3256, 22090), (3478, 20680), (3760, 19129), (4070, 17672), (4136, 17390), (4418, 16280), (5170, 13912), (6512, 11045), (6956, 10340), (8140, 8836), (8272, 8695)]