1249813360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{3847}}^1$

素因数の和:4022

約数の個数: 80

約数和(自身を含む): 3023235072

約数和(自身を除く): 1773421712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 131, 155, 248, 262, 310, 496, 524, 620, 655, 1048, 1240, 1310, 2096, 2480, 2620, 3847, 4061, 5240, 7694, 8122, 10480, 15388, 16244, 19235, 20305, 30776, 32488, 38470, 40610, 61552, 64976, 76940, 81220, 119257, 153880, 162440, 238514, 307760, 324880, 477028, 503957, 596285, 954056, 1007914, 1192570, 1908112, 2015828, 2385140, 2519785, 4031656, 4770280, 5039570, 8063312, 9540560, 10079140, 15622667, 20158280, 31245334, 40316560, 62490668, 78113335, 124981336, 156226670, 249962672, 312453340, 624906680, 1249813360]

約数ペア:

[(1, 1249813360), (2, 624906680), (4, 312453340), (5, 249962672), (8, 156226670), (10, 124981336), (16, 78113335), (20, 62490668), (31, 40316560), (40, 31245334), (62, 20158280), (80, 15622667), (124, 10079140), (131, 9540560), (155, 8063312), (248, 5039570), (262, 4770280), (310, 4031656), (496, 2519785), (524, 2385140), (620, 2015828), (655, 1908112), (1048, 1192570), (1240, 1007914), (1310, 954056), (2096, 596285), (2480, 503957), (2620, 477028), (3847, 324880), (4061, 307760), (5240, 238514), (7694, 162440), (8122, 153880), (10480, 119257), (15388, 81220), (16244, 76940), (19235, 64976), (20305, 61552), (30776, 40610), (32488, 38470)]