30402800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^2\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 90

約数和(自身を含む): 77887128

約数和(自身を除く): 47484328

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 263, 272, 289, 340, 400, 425, 526, 578, 680, 850, 1052, 1156, 1315, 1360, 1445, 1700, 2104, 2312, 2630, 2890, 3400, 4208, 4471, 4624, 5260, 5780, 6575, 6800, 7225, 8942, 10520, 11560, 13150, 14450, 17884, 21040, 22355, 23120, 26300, 28900, 35768, 44710, 52600, 57800, 71536, 76007, 89420, 105200, 111775, 115600, 152014, 178840, 223550, 304028, 357680, 380035, 447100, 608056, 760070, 894200, 1216112, 1520140, 1788400, 1900175, 3040280, 3800350, 6080560, 7600700, 15201400, 30402800]

約数ペア:

[(1, 30402800), (2, 15201400), (4, 7600700), (5, 6080560), (8, 3800350), (10, 3040280), (16, 1900175), (17, 1788400), (20, 1520140), (25, 1216112), (34, 894200), (40, 760070), (50, 608056), (68, 447100), (80, 380035), (85, 357680), (100, 304028), (136, 223550), (170, 178840), (200, 152014), (263, 115600), (272, 111775), (289, 105200), (340, 89420), (400, 76007), (425, 71536), (526, 57800), (578, 52600), (680, 44710), (850, 35768), (1052, 28900), (1156, 26300), (1315, 23120), (1360, 22355), (1445, 21040), (1700, 17884), (2104, 14450), (2312, 13150), (2630, 11560), (2890, 10520), (3400, 8942), (4208, 7225), (4471, 6800), (4624, 6575), (5260, 5780)]