280425636

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{1459}}^1$

素因数の和:1769

約数の個数: 72

約数和(自身を含む): 749330400

約数和(自身を除く): 468904764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 281, 342, 562, 684, 843, 1124, 1459, 1686, 2529, 2918, 3372, 4377, 5058, 5339, 5836, 8754, 10116, 10678, 13131, 16017, 17508, 21356, 26262, 27721, 32034, 48051, 52524, 55442, 64068, 83163, 96102, 110884, 166326, 192204, 249489, 332652, 409979, 498978, 819958, 997956, 1229937, 1639916, 2459874, 3689811, 4919748, 7379622, 7789601, 14759244, 15579202, 23368803, 31158404, 46737606, 70106409, 93475212, 140212818, 280425636]

約数ペア:

[(1, 280425636), (2, 140212818), (3, 93475212), (4, 70106409), (6, 46737606), (9, 31158404), (12, 23368803), (18, 15579202), (19, 14759244), (36, 7789601), (38, 7379622), (57, 4919748), (76, 3689811), (114, 2459874), (171, 1639916), (228, 1229937), (281, 997956), (342, 819958), (562, 498978), (684, 409979), (843, 332652), (1124, 249489), (1459, 192204), (1686, 166326), (2529, 110884), (2918, 96102), (3372, 83163), (4377, 64068), (5058, 55442), (5339, 52524), (5836, 48051), (8754, 32034), (10116, 27721), (10678, 26262), (13131, 21356), (16017, 17508)]