253907760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^2$

素因数の和:427

約数の個数: 120

約数和(自身を含む): 818541360

約数和(自身を除く): 564633600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 191, 232, 240, 290, 348, 382, 435, 464, 573, 580, 696, 764, 870, 955, 1146, 1160, 1392, 1528, 1740, 1910, 2292, 2320, 2865, 3056, 3480, 3820, 4584, 5539, 5730, 6960, 7640, 9168, 11078, 11460, 15280, 16617, 22156, 22920, 27695, 33234, 36481, 44312, 45840, 55390, 66468, 72962, 83085, 88624, 109443, 110780, 132936, 145924, 166170, 182405, 218886, 221560, 265872, 291848, 332340, 364810, 437772, 443120, 547215, 583696, 664680, 729620, 875544, 1057949, 1094430, 1329360, 1459240, 1751088, 2115898, 2188860, 2918480, 3173847, 4231796, 4377720, 5289745, 6347694, 8463592, 8755440, 10579490, 12695388, 15869235, 16927184, 21158980, 25390776, 31738470, 42317960, 50781552, 63476940, 84635920, 126953880, 253907760]

約数ペア:

[(1, 253907760), (2, 126953880), (3, 84635920), (4, 63476940), (5, 50781552), (6, 42317960), (8, 31738470), (10, 25390776), (12, 21158980), (15, 16927184), (16, 15869235), (20, 12695388), (24, 10579490), (29, 8755440), (30, 8463592), (40, 6347694), (48, 5289745), (58, 4377720), (60, 4231796), (80, 3173847), (87, 2918480), (116, 2188860), (120, 2115898), (145, 1751088), (174, 1459240), (191, 1329360), (232, 1094430), (240, 1057949), (290, 875544), (348, 729620), (382, 664680), (435, 583696), (464, 547215), (573, 443120), (580, 437772), (696, 364810), (764, 332340), (870, 291848), (955, 265872), (1146, 221560), (1160, 218886), (1392, 182405), (1528, 166170), (1740, 145924), (1910, 132936), (2292, 110780), (2320, 109443), (2865, 88624), (3056, 83085), (3480, 72962), (3820, 66468), (4584, 55390), (5539, 45840), (5730, 44312), (6960, 36481), (7640, 33234), (9168, 27695), (11078, 22920), (11460, 22156), (15280, 16617)]