12289950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:930

約数の個数: 72

約数和(自身を含む): 34122816

約数和(自身を除く): 21832866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 150, 155, 186, 225, 279, 310, 450, 465, 558, 775, 881, 930, 1395, 1550, 1762, 2325, 2643, 2790, 4405, 4650, 5286, 6975, 7929, 8810, 13215, 13950, 15858, 22025, 26430, 27311, 39645, 44050, 54622, 66075, 79290, 81933, 132150, 136555, 163866, 198225, 245799, 273110, 396450, 409665, 491598, 682775, 819330, 1228995, 1365550, 2048325, 2457990, 4096650, 6144975, 12289950]

約数ペア:

[(1, 12289950), (2, 6144975), (3, 4096650), (5, 2457990), (6, 2048325), (9, 1365550), (10, 1228995), (15, 819330), (18, 682775), (25, 491598), (30, 409665), (31, 396450), (45, 273110), (50, 245799), (62, 198225), (75, 163866), (90, 136555), (93, 132150), (150, 81933), (155, 79290), (186, 66075), (225, 54622), (279, 44050), (310, 39645), (450, 27311), (465, 26430), (558, 22025), (775, 15858), (881, 13950), (930, 13215), (1395, 8810), (1550, 7929), (1762, 6975), (2325, 5286), (2643, 4650), (2790, 4405)]