220120080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53951}}^1$

素因数の和:53984

約数の個数: 80

約数和(自身を含む): 722525184

約数和(自身を除く): 502405104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 53951, 107902, 161853, 215804, 269755, 323706, 431608, 539510, 647412, 809265, 863216, 917167, 1079020, 1294824, 1618530, 1834334, 2158040, 2589648, 2751501, 3237060, 3668668, 4316080, 4585835, 5503002, 6474120, 7337336, 9171670, 11006004, 12948240, 13757505, 14674672, 18343340, 22012008, 27515010, 36686680, 44024016, 55030020, 73373360, 110060040, 220120080]

約数ペア:

[(1, 220120080), (2, 110060040), (3, 73373360), (4, 55030020), (5, 44024016), (6, 36686680), (8, 27515010), (10, 22012008), (12, 18343340), (15, 14674672), (16, 13757505), (17, 12948240), (20, 11006004), (24, 9171670), (30, 7337336), (34, 6474120), (40, 5503002), (48, 4585835), (51, 4316080), (60, 3668668), (68, 3237060), (80, 2751501), (85, 2589648), (102, 2158040), (120, 1834334), (136, 1618530), (170, 1294824), (204, 1079020), (240, 917167), (255, 863216), (272, 809265), (340, 647412), (408, 539510), (510, 431608), (680, 323706), (816, 269755), (1020, 215804), (1360, 161853), (2040, 107902), (4080, 53951)]