30405700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1277

約数の個数: 72

約数和(自身を含む): 74856320

約数和(自身を除く): 44450620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1231, 1235, 1300, 1900, 2462, 2470, 4924, 4940, 6155, 6175, 12310, 12350, 16003, 23389, 24620, 24700, 30775, 32006, 46778, 61550, 64012, 80015, 93556, 116945, 123100, 160030, 233890, 304057, 320060, 400075, 467780, 584725, 608114, 800150, 1169450, 1216228, 1520285, 1600300, 2338900, 3040570, 6081140, 7601425, 15202850, 30405700]

約数ペア:

[(1, 30405700), (2, 15202850), (4, 7601425), (5, 6081140), (10, 3040570), (13, 2338900), (19, 1600300), (20, 1520285), (25, 1216228), (26, 1169450), (38, 800150), (50, 608114), (52, 584725), (65, 467780), (76, 400075), (95, 320060), (100, 304057), (130, 233890), (190, 160030), (247, 123100), (260, 116945), (325, 93556), (380, 80015), (475, 64012), (494, 61550), (650, 46778), (950, 32006), (988, 30775), (1231, 24700), (1235, 24620), (1300, 23389), (1900, 16003), (2462, 12350), (2470, 12310), (4924, 6175), (4940, 6155)]