390105440

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:504

約数の個数: 96

約数和(自身を含む): 947933280

約数和(自身を除く): 557827840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 179, 212, 257, 265, 358, 424, 514, 530, 716, 848, 895, 1028, 1060, 1285, 1432, 1696, 1790, 2056, 2120, 2570, 2864, 3580, 4112, 4240, 5140, 5728, 7160, 8224, 8480, 9487, 10280, 13621, 14320, 18974, 20560, 27242, 28640, 37948, 41120, 46003, 47435, 54484, 68105, 75896, 92006, 94870, 108968, 136210, 151792, 184012, 189740, 217936, 230015, 272420, 303584, 368024, 379480, 435872, 460030, 544840, 736048, 758960, 920060, 1089680, 1472096, 1517920, 1840120, 2179360, 2438159, 3680240, 4876318, 7360480, 9752636, 12190795, 19505272, 24381590, 39010544, 48763180, 78021088, 97526360, 195052720, 390105440]

約数ペア:

[(1, 390105440), (2, 195052720), (4, 97526360), (5, 78021088), (8, 48763180), (10, 39010544), (16, 24381590), (20, 19505272), (32, 12190795), (40, 9752636), (53, 7360480), (80, 4876318), (106, 3680240), (160, 2438159), (179, 2179360), (212, 1840120), (257, 1517920), (265, 1472096), (358, 1089680), (424, 920060), (514, 758960), (530, 736048), (716, 544840), (848, 460030), (895, 435872), (1028, 379480), (1060, 368024), (1285, 303584), (1432, 272420), (1696, 230015), (1790, 217936), (2056, 189740), (2120, 184012), (2570, 151792), (2864, 136210), (3580, 108968), (4112, 94870), (4240, 92006), (5140, 75896), (5728, 68105), (7160, 54484), (8224, 47435), (8480, 46003), (9487, 41120), (10280, 37948), (13621, 28640), (14320, 27242), (18974, 20560)]