1688905080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{521267}}^1$

素因数の和:521290

約数の個数: 80

約数和(自身を含む): 5676608520

約数和(自身を除く): 3987703440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 521267, 1042534, 1563801, 2085068, 2606335, 3127602, 4170136, 4691403, 5212670, 6255204, 7819005, 9382806, 10425340, 12510408, 14074209, 15638010, 18765612, 20850680, 23457015, 28148418, 31276020, 37531224, 42222627, 46914030, 56296836, 62552040, 70371045, 84445254, 93828060, 112593672, 140742090, 168890508, 187656120, 211113135, 281484180, 337781016, 422226270, 562968360, 844452540, 1688905080]

約数ペア:

[(1, 1688905080), (2, 844452540), (3, 562968360), (4, 422226270), (5, 337781016), (6, 281484180), (8, 211113135), (9, 187656120), (10, 168890508), (12, 140742090), (15, 112593672), (18, 93828060), (20, 84445254), (24, 70371045), (27, 62552040), (30, 56296836), (36, 46914030), (40, 42222627), (45, 37531224), (54, 31276020), (60, 28148418), (72, 23457015), (81, 20850680), (90, 18765612), (108, 15638010), (120, 14074209), (135, 12510408), (162, 10425340), (180, 9382806), (216, 7819005), (270, 6255204), (324, 5212670), (360, 4691403), (405, 4170136), (540, 3127602), (648, 2606335), (810, 2085068), (1080, 1563801), (1620, 1042534), (3240, 521267)]