320433488

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{569}}^1\times {\mathrm{577}}^1$

素因数の和:1215

約数の個数: 40

約数和(自身を含む): 633222120

約数和(自身を除く): 312788632

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 569, 577, 976, 1138, 1154, 2276, 2308, 4552, 4616, 9104, 9232, 34709, 35197, 69418, 70394, 138836, 140788, 277672, 281576, 328313, 555344, 563152, 656626, 1313252, 2626504, 5253008, 20027093, 40054186, 80108372, 160216744, 320433488]

約数ペア:

[(1, 320433488), (2, 160216744), (4, 80108372), (8, 40054186), (16, 20027093), (61, 5253008), (122, 2626504), (244, 1313252), (488, 656626), (569, 563152), (577, 555344), (976, 328313), (1138, 281576), (1154, 277672), (2276, 140788), (2308, 138836), (4552, 70394), (4616, 69418), (9104, 35197), (9232, 34709)]