161017320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2689}}^1$

素因数の和:3202

約数の個数: 64

約数和(自身を含む): 484200000

約数和(自身を除く): 323182680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 499, 998, 1497, 1996, 2495, 2689, 2994, 3992, 4990, 5378, 5988, 7485, 8067, 9980, 10756, 11976, 13445, 14970, 16134, 19960, 21512, 26890, 29940, 32268, 40335, 53780, 59880, 64536, 80670, 107560, 161340, 322680, 1341811, 2683622, 4025433, 5367244, 6709055, 8050866, 10734488, 13418110, 16101732, 20127165, 26836220, 32203464, 40254330, 53672440, 80508660, 161017320]

約数ペア:

[(1, 161017320), (2, 80508660), (3, 53672440), (4, 40254330), (5, 32203464), (6, 26836220), (8, 20127165), (10, 16101732), (12, 13418110), (15, 10734488), (20, 8050866), (24, 6709055), (30, 5367244), (40, 4025433), (60, 2683622), (120, 1341811), (499, 322680), (998, 161340), (1497, 107560), (1996, 80670), (2495, 64536), (2689, 59880), (2994, 53780), (3992, 40335), (4990, 32268), (5378, 29940), (5988, 26890), (7485, 21512), (8067, 19960), (9980, 16134), (10756, 14970), (11976, 13445)]