836171440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2689}}^1$

素因数の和:2751

約数の個数: 120

約数和(自身を含む): 2197493280

約数和(自身を除く): 1361321840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 169, 184, 208, 230, 260, 299, 338, 368, 460, 520, 598, 676, 845, 920, 1040, 1196, 1352, 1495, 1690, 1840, 2392, 2689, 2704, 2990, 3380, 3887, 4784, 5378, 5980, 6760, 7774, 10756, 11960, 13445, 13520, 15548, 19435, 21512, 23920, 26890, 31096, 34957, 38870, 43024, 53780, 61847, 62192, 69914, 77740, 107560, 123694, 139828, 155480, 174785, 215120, 247388, 279656, 309235, 310960, 349570, 454441, 494776, 559312, 618470, 699140, 804011, 908882, 989552, 1236940, 1398280, 1608022, 1817764, 2272205, 2473880, 2796560, 3216044, 3635528, 4020055, 4544410, 4947760, 6432088, 7271056, 8040110, 9088820, 10452143, 12864176, 16080220, 18177640, 20904286, 32160440, 36355280, 41808572, 52260715, 64320880, 83617144, 104521430, 167234288, 209042860, 418085720, 836171440]

約数ペア:

[(1, 836171440), (2, 418085720), (4, 209042860), (5, 167234288), (8, 104521430), (10, 83617144), (13, 64320880), (16, 52260715), (20, 41808572), (23, 36355280), (26, 32160440), (40, 20904286), (46, 18177640), (52, 16080220), (65, 12864176), (80, 10452143), (92, 9088820), (104, 8040110), (115, 7271056), (130, 6432088), (169, 4947760), (184, 4544410), (208, 4020055), (230, 3635528), (260, 3216044), (299, 2796560), (338, 2473880), (368, 2272205), (460, 1817764), (520, 1608022), (598, 1398280), (676, 1236940), (845, 989552), (920, 908882), (1040, 804011), (1196, 699140), (1352, 618470), (1495, 559312), (1690, 494776), (1840, 454441), (2392, 349570), (2689, 310960), (2704, 309235), (2990, 279656), (3380, 247388), (3887, 215120), (4784, 174785), (5378, 155480), (5980, 139828), (6760, 123694), (7774, 107560), (10756, 77740), (11960, 69914), (13445, 62192), (13520, 61847), (15548, 53780), (19435, 43024), (21512, 38870), (23920, 34957), (26890, 31096)]