289161567320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1\times {\mathrm{8933}}^1$

素因数の和:9405

約数の個数: 128

約数和(自身を含む): 695402547840

約数和(自身を除く): 406240980520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 181, 263, 340, 362, 526, 680, 724, 905, 1052, 1315, 1448, 1810, 2104, 2630, 3077, 3620, 4471, 5260, 6154, 7240, 8933, 8942, 10520, 12308, 15385, 17866, 17884, 22355, 24616, 30770, 35732, 35768, 44665, 44710, 47603, 61540, 71464, 89330, 89420, 95206, 123080, 151861, 178660, 178840, 190412, 238015, 303722, 357320, 380824, 476030, 607444, 759305, 809251, 952060, 1214888, 1518610, 1616873, 1618502, 1904120, 2349379, 3037220, 3233746, 3237004, 4046255, 4698758, 6074440, 6467492, 6474008, 8084365, 8092510, 9397516, 11746895, 12934984, 16168730, 16185020, 18795032, 23493790, 27486841, 32337460, 32370040, 39939443, 46987580, 54973682, 64674920, 79878886, 93975160, 109947364, 137434205, 159757772, 199697215, 219894728, 274868410, 319515544, 399394430, 425237599, 549736820, 798788860, 850475198, 1099473640, 1597577720, 1700950396, 2126187995, 3401900792, 4252375990, 7229039183, 8504751980, 14458078366, 17009503960, 28916156732, 36145195915, 57832313464, 72290391830, 144580783660, 289161567320]

約数ペア:

[(1, 289161567320), (2, 144580783660), (4, 72290391830), (5, 57832313464), (8, 36145195915), (10, 28916156732), (17, 17009503960), (20, 14458078366), (34, 8504751980), (40, 7229039183), (68, 4252375990), (85, 3401900792), (136, 2126187995), (170, 1700950396), (181, 1597577720), (263, 1099473640), (340, 850475198), (362, 798788860), (526, 549736820), (680, 425237599), (724, 399394430), (905, 319515544), (1052, 274868410), (1315, 219894728), (1448, 199697215), (1810, 159757772), (2104, 137434205), (2630, 109947364), (3077, 93975160), (3620, 79878886), (4471, 64674920), (5260, 54973682), (6154, 46987580), (7240, 39939443), (8933, 32370040), (8942, 32337460), (10520, 27486841), (12308, 23493790), (15385, 18795032), (17866, 16185020), (17884, 16168730), (22355, 12934984), (24616, 11746895), (30770, 9397516), (35732, 8092510), (35768, 8084365), (44665, 6474008), (44710, 6467492), (47603, 6074440), (61540, 4698758), (71464, 4046255), (89330, 3237004), (89420, 3233746), (95206, 3037220), (123080, 2349379), (151861, 1904120), (178660, 1618502), (178840, 1616873), (190412, 1518610), (238015, 1214888), (303722, 952060), (357320, 809251), (380824, 759305), (476030, 607444)]