15201400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^2\times {\mathrm{263}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 37687320

約数和(自身を除く): 22485920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 263, 289, 340, 425, 526, 578, 680, 850, 1052, 1156, 1315, 1445, 1700, 2104, 2312, 2630, 2890, 3400, 4471, 5260, 5780, 6575, 7225, 8942, 10520, 11560, 13150, 14450, 17884, 22355, 26300, 28900, 35768, 44710, 52600, 57800, 76007, 89420, 111775, 152014, 178840, 223550, 304028, 380035, 447100, 608056, 760070, 894200, 1520140, 1900175, 3040280, 3800350, 7600700, 15201400]

約数ペア:

[(1, 15201400), (2, 7600700), (4, 3800350), (5, 3040280), (8, 1900175), (10, 1520140), (17, 894200), (20, 760070), (25, 608056), (34, 447100), (40, 380035), (50, 304028), (68, 223550), (85, 178840), (100, 152014), (136, 111775), (170, 89420), (200, 76007), (263, 57800), (289, 52600), (340, 44710), (425, 35768), (526, 28900), (578, 26300), (680, 22355), (850, 17884), (1052, 14450), (1156, 13150), (1315, 11560), (1445, 10520), (1700, 8942), (2104, 7225), (2312, 6575), (2630, 5780), (2890, 5260), (3400, 4471)]