615242640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{491}}^1$

素因数の和:757

約数の個数: 160

約数和(自身を含む): 2003014656

約数和(自身を除く): 1387772016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 227, 230, 240, 276, 345, 368, 454, 460, 491, 552, 681, 690, 908, 920, 982, 1104, 1135, 1362, 1380, 1473, 1816, 1840, 1964, 2270, 2455, 2724, 2760, 2946, 3405, 3632, 3928, 4540, 4910, 5221, 5448, 5520, 5892, 6810, 7365, 7856, 9080, 9820, 10442, 10896, 11293, 11784, 13620, 14730, 15663, 18160, 19640, 20884, 22586, 23568, 26105, 27240, 29460, 31326, 33879, 39280, 41768, 45172, 52210, 54480, 56465, 58920, 62652, 67758, 78315, 83536, 90344, 104420, 111457, 112930, 117840, 125304, 135516, 156630, 169395, 180688, 208840, 222914, 225860, 250608, 271032, 313260, 334371, 338790, 417680, 445828, 451720, 542064, 557285, 626520, 668742, 677580, 891656, 903440, 1114570, 1253040, 1337484, 1355160, 1671855, 1783312, 2229140, 2563511, 2674968, 2710320, 3343710, 4458280, 5127022, 5349936, 6687420, 7690533, 8916560, 10254044, 12817555, 13374840, 15381066, 20508088, 25635110, 26749680, 30762132, 38452665, 41016176, 51270220, 61524264, 76905330, 102540440, 123048528, 153810660, 205080880, 307621320, 615242640]

約数ペア:

[(1, 615242640), (2, 307621320), (3, 205080880), (4, 153810660), (5, 123048528), (6, 102540440), (8, 76905330), (10, 61524264), (12, 51270220), (15, 41016176), (16, 38452665), (20, 30762132), (23, 26749680), (24, 25635110), (30, 20508088), (40, 15381066), (46, 13374840), (48, 12817555), (60, 10254044), (69, 8916560), (80, 7690533), (92, 6687420), (115, 5349936), (120, 5127022), (138, 4458280), (184, 3343710), (227, 2710320), (230, 2674968), (240, 2563511), (276, 2229140), (345, 1783312), (368, 1671855), (454, 1355160), (460, 1337484), (491, 1253040), (552, 1114570), (681, 903440), (690, 891656), (908, 677580), (920, 668742), (982, 626520), (1104, 557285), (1135, 542064), (1362, 451720), (1380, 445828), (1473, 417680), (1816, 338790), (1840, 334371), (1964, 313260), (2270, 271032), (2455, 250608), (2724, 225860), (2760, 222914), (2946, 208840), (3405, 180688), (3632, 169395), (3928, 156630), (4540, 135516), (4910, 125304), (5221, 117840), (5448, 112930), (5520, 111457), (5892, 104420), (6810, 90344), (7365, 83536), (7856, 78315), (9080, 67758), (9820, 62652), (10442, 58920), (10896, 56465), (11293, 54480), (11784, 52210), (13620, 45172), (14730, 41768), (15663, 39280), (18160, 33879), (19640, 31326), (20884, 29460), (22586, 27240), (23568, 26105)]