212114080

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 516716928

約数和(自身を除く): 304602848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 103, 122, 160, 206, 211, 244, 305, 412, 422, 488, 515, 610, 824, 844, 976, 1030, 1055, 1220, 1648, 1688, 1952, 2060, 2110, 2440, 3296, 3376, 4120, 4220, 4880, 6283, 6752, 8240, 8440, 9760, 12566, 12871, 16480, 16880, 21733, 25132, 25742, 31415, 33760, 43466, 50264, 51484, 62830, 64355, 86932, 100528, 102968, 108665, 125660, 128710, 173864, 201056, 205936, 217330, 251320, 257420, 347728, 411872, 434660, 502640, 514840, 695456, 869320, 1005280, 1029680, 1325713, 1738640, 2059360, 2651426, 3477280, 5302852, 6628565, 10605704, 13257130, 21211408, 26514260, 42422816, 53028520, 106057040, 212114080]

約数ペア:

[(1, 212114080), (2, 106057040), (4, 53028520), (5, 42422816), (8, 26514260), (10, 21211408), (16, 13257130), (20, 10605704), (32, 6628565), (40, 5302852), (61, 3477280), (80, 2651426), (103, 2059360), (122, 1738640), (160, 1325713), (206, 1029680), (211, 1005280), (244, 869320), (305, 695456), (412, 514840), (422, 502640), (488, 434660), (515, 411872), (610, 347728), (824, 257420), (844, 251320), (976, 217330), (1030, 205936), (1055, 201056), (1220, 173864), (1648, 128710), (1688, 125660), (1952, 108665), (2060, 102968), (2110, 100528), (2440, 86932), (3296, 64355), (3376, 62830), (4120, 51484), (4220, 50264), (4880, 43466), (6283, 33760), (6752, 31415), (8240, 25742), (8440, 25132), (9760, 21733), (12566, 16880), (12871, 16480)]