74631720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1987}}^1$

素因数の和:2314

約数の個数: 64

約数和(自身を含む): 224723520

約数和(自身を除く): 150091800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 313, 626, 939, 1252, 1565, 1878, 1987, 2504, 3130, 3756, 3974, 4695, 5961, 6260, 7512, 7948, 9390, 9935, 11922, 12520, 15896, 18780, 19870, 23844, 29805, 37560, 39740, 47688, 59610, 79480, 119220, 238440, 621931, 1243862, 1865793, 2487724, 3109655, 3731586, 4975448, 6219310, 7463172, 9328965, 12438620, 14926344, 18657930, 24877240, 37315860, 74631720]

約数ペア:

[(1, 74631720), (2, 37315860), (3, 24877240), (4, 18657930), (5, 14926344), (6, 12438620), (8, 9328965), (10, 7463172), (12, 6219310), (15, 4975448), (20, 3731586), (24, 3109655), (30, 2487724), (40, 1865793), (60, 1243862), (120, 621931), (313, 238440), (626, 119220), (939, 79480), (1252, 59610), (1565, 47688), (1878, 39740), (1987, 37560), (2504, 29805), (3130, 23844), (3756, 19870), (3974, 18780), (4695, 15896), (5961, 12520), (6260, 11922), (7512, 9935), (7948, 9390)]