218491840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{947}}^1$

素因数の和:1074

約数の個数: 112

約数和(自身を含む): 601016832

約数和(自身を除く): 382524992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 103, 112, 140, 160, 206, 224, 280, 320, 412, 448, 515, 560, 721, 824, 947, 1030, 1120, 1442, 1648, 1894, 2060, 2240, 2884, 3296, 3605, 3788, 4120, 4735, 5768, 6592, 6629, 7210, 7576, 8240, 9470, 11536, 13258, 14420, 15152, 16480, 18940, 23072, 26516, 28840, 30304, 32960, 33145, 37880, 46144, 53032, 57680, 60608, 66290, 75760, 97541, 106064, 115360, 132580, 151520, 195082, 212128, 230720, 265160, 303040, 390164, 424256, 487705, 530320, 682787, 780328, 975410, 1060640, 1365574, 1560656, 1950820, 2121280, 2731148, 3121312, 3413935, 3901640, 5462296, 6242624, 6827870, 7803280, 10924592, 13655740, 15606560, 21849184, 27311480, 31213120, 43698368, 54622960, 109245920, 218491840]

約数ペア:

[(1, 218491840), (2, 109245920), (4, 54622960), (5, 43698368), (7, 31213120), (8, 27311480), (10, 21849184), (14, 15606560), (16, 13655740), (20, 10924592), (28, 7803280), (32, 6827870), (35, 6242624), (40, 5462296), (56, 3901640), (64, 3413935), (70, 3121312), (80, 2731148), (103, 2121280), (112, 1950820), (140, 1560656), (160, 1365574), (206, 1060640), (224, 975410), (280, 780328), (320, 682787), (412, 530320), (448, 487705), (515, 424256), (560, 390164), (721, 303040), (824, 265160), (947, 230720), (1030, 212128), (1120, 195082), (1442, 151520), (1648, 132580), (1894, 115360), (2060, 106064), (2240, 97541), (2884, 75760), (3296, 66290), (3605, 60608), (3788, 57680), (4120, 53032), (4735, 46144), (5768, 37880), (6592, 33145), (6629, 32960), (7210, 30304), (7576, 28840), (8240, 26516), (9470, 23072), (11536, 18940), (13258, 16480), (14420, 15152)]