78237840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7951}}^1$

素因数の和:8008

約数の個数: 80

約数和(自身を含む): 248484096

約数和(自身を除く): 170246256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 7951, 9840, 15902, 23853, 31804, 39755, 47706, 63608, 79510, 95412, 119265, 127216, 159020, 190824, 238530, 318040, 325991, 381648, 477060, 636080, 651982, 954120, 977973, 1303964, 1629955, 1908240, 1955946, 2607928, 3259910, 3911892, 4889865, 5215856, 6519820, 7823784, 9779730, 13039640, 15647568, 19559460, 26079280, 39118920, 78237840]

約数ペア:

[(1, 78237840), (2, 39118920), (3, 26079280), (4, 19559460), (5, 15647568), (6, 13039640), (8, 9779730), (10, 7823784), (12, 6519820), (15, 5215856), (16, 4889865), (20, 3911892), (24, 3259910), (30, 2607928), (40, 1955946), (41, 1908240), (48, 1629955), (60, 1303964), (80, 977973), (82, 954120), (120, 651982), (123, 636080), (164, 477060), (205, 381648), (240, 325991), (246, 318040), (328, 238530), (410, 190824), (492, 159020), (615, 127216), (656, 119265), (820, 95412), (984, 79510), (1230, 63608), (1640, 47706), (1968, 39755), (2460, 31804), (3280, 23853), (4920, 15902), (7951, 9840)]