645577320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{64817}}^1$

素因数の和:64914

約数の個数: 64

約数和(自身を含む): 1960096320

約数和(自身を除く): 1314519000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 64817, 129634, 194451, 259268, 324085, 388902, 518536, 648170, 777804, 972255, 1296340, 1555608, 1944510, 2592680, 3889020, 5379811, 7778040, 10759622, 16139433, 21519244, 26899055, 32278866, 43038488, 53798110, 64557732, 80697165, 107596220, 129115464, 161394330, 215192440, 322788660, 645577320]

約数ペア:

[(1, 645577320), (2, 322788660), (3, 215192440), (4, 161394330), (5, 129115464), (6, 107596220), (8, 80697165), (10, 64557732), (12, 53798110), (15, 43038488), (20, 32278866), (24, 26899055), (30, 21519244), (40, 16139433), (60, 10759622), (83, 7778040), (120, 5379811), (166, 3889020), (249, 2592680), (332, 1944510), (415, 1555608), (498, 1296340), (664, 972255), (830, 777804), (996, 648170), (1245, 518536), (1660, 388902), (1992, 324085), (2490, 259268), (3320, 194451), (4980, 129634), (9960, 64817)]