213197680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2657}}^1$

素因数の和:2746

約数の個数: 80

約数和(自身を含む): 533939040

約数和(自身を除く): 320741360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 59, 68, 80, 85, 118, 136, 170, 236, 272, 295, 340, 472, 590, 680, 944, 1003, 1180, 1360, 2006, 2360, 2657, 4012, 4720, 5015, 5314, 8024, 10030, 10628, 13285, 16048, 20060, 21256, 26570, 40120, 42512, 45169, 53140, 80240, 90338, 106280, 156763, 180676, 212560, 225845, 313526, 361352, 451690, 627052, 722704, 783815, 903380, 1254104, 1567630, 1806760, 2508208, 2664971, 3135260, 3613520, 5329942, 6270520, 10659884, 12541040, 13324855, 21319768, 26649710, 42639536, 53299420, 106598840, 213197680]

約数ペア:

[(1, 213197680), (2, 106598840), (4, 53299420), (5, 42639536), (8, 26649710), (10, 21319768), (16, 13324855), (17, 12541040), (20, 10659884), (34, 6270520), (40, 5329942), (59, 3613520), (68, 3135260), (80, 2664971), (85, 2508208), (118, 1806760), (136, 1567630), (170, 1254104), (236, 903380), (272, 783815), (295, 722704), (340, 627052), (472, 451690), (590, 361352), (680, 313526), (944, 225845), (1003, 212560), (1180, 180676), (1360, 156763), (2006, 106280), (2360, 90338), (2657, 80240), (4012, 53140), (4720, 45169), (5015, 42512), (5314, 40120), (8024, 26570), (10030, 21256), (10628, 20060), (13285, 16048)]