73927480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 196992000

約数和(自身を除く): 123064520

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 37, 38, 40, 44, 55, 74, 76, 88, 95, 110, 148, 152, 185, 190, 209, 220, 239, 296, 370, 380, 407, 418, 440, 478, 703, 740, 760, 814, 836, 956, 1045, 1195, 1406, 1480, 1628, 1672, 1912, 2035, 2090, 2390, 2629, 2812, 3256, 3515, 4070, 4180, 4541, 4780, 5258, 5624, 7030, 7733, 8140, 8360, 8843, 9082, 9560, 10516, 13145, 14060, 15466, 16280, 17686, 18164, 21032, 22705, 26290, 28120, 30932, 35372, 36328, 38665, 44215, 45410, 49951, 52580, 61864, 70744, 77330, 88430, 90820, 97273, 99902, 105160, 154660, 168017, 176860, 181640, 194546, 199804, 249755, 309320, 336034, 353720, 389092, 399608, 486365, 499510, 672068, 778184, 840085, 972730, 999020, 1344136, 1680170, 1848187, 1945460, 1998040, 3360340, 3696374, 3890920, 6720680, 7392748, 9240935, 14785496, 18481870, 36963740, 73927480]

約数ペア:

[(1, 73927480), (2, 36963740), (4, 18481870), (5, 14785496), (8, 9240935), (10, 7392748), (11, 6720680), (19, 3890920), (20, 3696374), (22, 3360340), (37, 1998040), (38, 1945460), (40, 1848187), (44, 1680170), (55, 1344136), (74, 999020), (76, 972730), (88, 840085), (95, 778184), (110, 672068), (148, 499510), (152, 486365), (185, 399608), (190, 389092), (209, 353720), (220, 336034), (239, 309320), (296, 249755), (370, 199804), (380, 194546), (407, 181640), (418, 176860), (440, 168017), (478, 154660), (703, 105160), (740, 99902), (760, 97273), (814, 90820), (836, 88430), (956, 77330), (1045, 70744), (1195, 61864), (1406, 52580), (1480, 49951), (1628, 45410), (1672, 44215), (1912, 38665), (2035, 36328), (2090, 35372), (2390, 30932), (2629, 28120), (2812, 26290), (3256, 22705), (3515, 21032), (4070, 18164), (4180, 17686), (4541, 16280), (4780, 15466), (5258, 14060), (5624, 13145), (7030, 10516), (7733, 9560), (8140, 9082), (8360, 8843)]