15937449870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{21937}}^1$

素因数の和:22405

約数の個数: 64

約数和(自身を含む): 38976630336

約数和(自身を除く): 23039180466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 397, 610, 794, 915, 1191, 1830, 1985, 2382, 3970, 5955, 11910, 21937, 24217, 43874, 48434, 65811, 72651, 109685, 121085, 131622, 145302, 219370, 242170, 329055, 363255, 658110, 726510, 1338157, 2676314, 4014471, 6690785, 8028942, 8708989, 13381570, 17417978, 20072355, 26126967, 40144710, 43544945, 52253934, 87089890, 130634835, 261269670, 531248329, 1062496658, 1593744987, 2656241645, 3187489974, 5312483290, 7968724935, 15937449870]

約数ペア:

[(1, 15937449870), (2, 7968724935), (3, 5312483290), (5, 3187489974), (6, 2656241645), (10, 1593744987), (15, 1062496658), (30, 531248329), (61, 261269670), (122, 130634835), (183, 87089890), (305, 52253934), (366, 43544945), (397, 40144710), (610, 26126967), (794, 20072355), (915, 17417978), (1191, 13381570), (1830, 8708989), (1985, 8028942), (2382, 6690785), (3970, 4014471), (5955, 2676314), (11910, 1338157), (21937, 726510), (24217, 658110), (43874, 363255), (48434, 329055), (65811, 242170), (72651, 219370), (109685, 145302), (121085, 131622)]