20480596680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{20143}}^1$

素因数の和:20423

約数の個数: 128

約数和(自身を含む): 63381081600

約数和(自身を除く): 42900484920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 229, 296, 370, 444, 458, 555, 687, 740, 888, 916, 1110, 1145, 1374, 1480, 1832, 2220, 2290, 2748, 3435, 4440, 4580, 5496, 6870, 8473, 9160, 13740, 16946, 20143, 25419, 27480, 33892, 40286, 42365, 50838, 60429, 67784, 80572, 84730, 100715, 101676, 120858, 127095, 161144, 169460, 201430, 203352, 241716, 254190, 302145, 338920, 402860, 483432, 508380, 604290, 745291, 805720, 1016760, 1208580, 1490582, 2235873, 2417160, 2981164, 3726455, 4471746, 4612747, 5962328, 7452910, 8943492, 9225494, 11179365, 13838241, 14905820, 17886984, 18450988, 22358730, 23063735, 27676482, 29811640, 36901976, 44717460, 46127470, 55352964, 69191205, 89434920, 92254940, 110705928, 138382410, 170671639, 184509880, 276764820, 341343278, 512014917, 553529640, 682686556, 853358195, 1024029834, 1365373112, 1706716390, 2048059668, 2560074585, 3413432780, 4096119336, 5120149170, 6826865560, 10240298340, 20480596680]

約数ペア:

[(1, 20480596680), (2, 10240298340), (3, 6826865560), (4, 5120149170), (5, 4096119336), (6, 3413432780), (8, 2560074585), (10, 2048059668), (12, 1706716390), (15, 1365373112), (20, 1024029834), (24, 853358195), (30, 682686556), (37, 553529640), (40, 512014917), (60, 341343278), (74, 276764820), (111, 184509880), (120, 170671639), (148, 138382410), (185, 110705928), (222, 92254940), (229, 89434920), (296, 69191205), (370, 55352964), (444, 46127470), (458, 44717460), (555, 36901976), (687, 29811640), (740, 27676482), (888, 23063735), (916, 22358730), (1110, 18450988), (1145, 17886984), (1374, 14905820), (1480, 13838241), (1832, 11179365), (2220, 9225494), (2290, 8943492), (2748, 7452910), (3435, 5962328), (4440, 4612747), (4580, 4471746), (5496, 3726455), (6870, 2981164), (8473, 2417160), (9160, 2235873), (13740, 1490582), (16946, 1208580), (20143, 1016760), (25419, 805720), (27480, 745291), (33892, 604290), (40286, 508380), (42365, 483432), (50838, 402860), (60429, 338920), (67784, 302145), (80572, 254190), (84730, 241716), (100715, 203352), (101676, 201430), (120858, 169460), (127095, 161144)]