30914900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 72182880

約数和(自身を除く): 41267980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 53, 76, 95, 100, 106, 190, 212, 265, 307, 380, 475, 530, 614, 950, 1007, 1060, 1228, 1325, 1535, 1900, 2014, 2650, 3070, 4028, 5035, 5300, 5833, 6140, 7675, 10070, 11666, 15350, 16271, 20140, 23332, 25175, 29165, 30700, 32542, 50350, 58330, 65084, 81355, 100700, 116660, 145825, 162710, 291650, 309149, 325420, 406775, 583300, 618298, 813550, 1236596, 1545745, 1627100, 3091490, 6182980, 7728725, 15457450, 30914900]

約数ペア:

[(1, 30914900), (2, 15457450), (4, 7728725), (5, 6182980), (10, 3091490), (19, 1627100), (20, 1545745), (25, 1236596), (38, 813550), (50, 618298), (53, 583300), (76, 406775), (95, 325420), (100, 309149), (106, 291650), (190, 162710), (212, 145825), (265, 116660), (307, 100700), (380, 81355), (475, 65084), (530, 58330), (614, 50350), (950, 32542), (1007, 30700), (1060, 29165), (1228, 25175), (1325, 23332), (1535, 20140), (1900, 16271), (2014, 15350), (2650, 11666), (3070, 10070), (4028, 7675), (5035, 6140), (5300, 5833)]