915370480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{4447}}^1$

素因数の和:4574

約数の個数: 80

約数和(自身を含む): 2223857664

約数和(自身を除く): 1308487184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 332, 415, 496, 620, 664, 830, 1240, 1328, 1660, 2480, 2573, 3320, 4447, 5146, 6640, 8894, 10292, 12865, 17788, 20584, 22235, 25730, 35576, 41168, 44470, 51460, 71152, 88940, 102920, 137857, 177880, 205840, 275714, 355760, 369101, 551428, 689285, 738202, 1102856, 1378570, 1476404, 1845505, 2205712, 2757140, 2952808, 3691010, 5514280, 5905616, 7382020, 11028560, 11442131, 14764040, 22884262, 29528080, 45768524, 57210655, 91537048, 114421310, 183074096, 228842620, 457685240, 915370480]

約数ペア:

[(1, 915370480), (2, 457685240), (4, 228842620), (5, 183074096), (8, 114421310), (10, 91537048), (16, 57210655), (20, 45768524), (31, 29528080), (40, 22884262), (62, 14764040), (80, 11442131), (83, 11028560), (124, 7382020), (155, 5905616), (166, 5514280), (248, 3691010), (310, 2952808), (332, 2757140), (415, 2205712), (496, 1845505), (620, 1476404), (664, 1378570), (830, 1102856), (1240, 738202), (1328, 689285), (1660, 551428), (2480, 369101), (2573, 355760), (3320, 275714), (4447, 205840), (5146, 177880), (6640, 137857), (8894, 102920), (10292, 88940), (12865, 71152), (17788, 51460), (20584, 44470), (22235, 41168), (25730, 35576)]