119142920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 314496000

約数和(自身を除く): 195353080

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 130, 152, 155, 190, 247, 248, 260, 310, 380, 389, 403, 494, 520, 589, 620, 760, 778, 806, 988, 1178, 1235, 1240, 1556, 1612, 1945, 1976, 2015, 2356, 2470, 2945, 3112, 3224, 3890, 4030, 4712, 4940, 5057, 5890, 7391, 7657, 7780, 8060, 9880, 10114, 11780, 12059, 14782, 15314, 15560, 16120, 20228, 23560, 24118, 25285, 29564, 30628, 36955, 38285, 40456, 48236, 50570, 59128, 60295, 61256, 73910, 76570, 96083, 96472, 101140, 120590, 147820, 153140, 156767, 192166, 202280, 229121, 241180, 295640, 306280, 313534, 384332, 458242, 480415, 482360, 627068, 768664, 783835, 916484, 960830, 1145605, 1254136, 1567670, 1832968, 1921660, 2291210, 2978573, 3135340, 3843320, 4582420, 5957146, 6270680, 9164840, 11914292, 14892865, 23828584, 29785730, 59571460, 119142920]

約数ペア:

[(1, 119142920), (2, 59571460), (4, 29785730), (5, 23828584), (8, 14892865), (10, 11914292), (13, 9164840), (19, 6270680), (20, 5957146), (26, 4582420), (31, 3843320), (38, 3135340), (40, 2978573), (52, 2291210), (62, 1921660), (65, 1832968), (76, 1567670), (95, 1254136), (104, 1145605), (124, 960830), (130, 916484), (152, 783835), (155, 768664), (190, 627068), (247, 482360), (248, 480415), (260, 458242), (310, 384332), (380, 313534), (389, 306280), (403, 295640), (494, 241180), (520, 229121), (589, 202280), (620, 192166), (760, 156767), (778, 153140), (806, 147820), (988, 120590), (1178, 101140), (1235, 96472), (1240, 96083), (1556, 76570), (1612, 73910), (1945, 61256), (1976, 60295), (2015, 59128), (2356, 50570), (2470, 48236), (2945, 40456), (3112, 38285), (3224, 36955), (3890, 30628), (4030, 29564), (4712, 25285), (4940, 24118), (5057, 23560), (5890, 20228), (7391, 16120), (7657, 15560), (7780, 15314), (8060, 14782), (9880, 12059), (10114, 11780)]