281116020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2971}}^1$

素因数の和:3085

約数の個数: 96

約数和(自身を含む): 838817280

約数和(自身を除く): 557701260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 83, 95, 114, 166, 190, 228, 249, 285, 332, 380, 415, 498, 570, 830, 996, 1140, 1245, 1577, 1660, 2490, 2971, 3154, 4731, 4980, 5942, 6308, 7885, 8913, 9462, 11884, 14855, 15770, 17826, 18924, 23655, 29710, 31540, 35652, 44565, 47310, 56449, 59420, 89130, 94620, 112898, 169347, 178260, 225796, 246593, 282245, 338694, 493186, 564490, 677388, 739779, 846735, 986372, 1128980, 1232965, 1479558, 1693470, 2465930, 2959116, 3386940, 3698895, 4685267, 4931860, 7397790, 9370534, 14055801, 14795580, 18741068, 23426335, 28111602, 46852670, 56223204, 70279005, 93705340, 140558010, 281116020]

約数ペア:

[(1, 281116020), (2, 140558010), (3, 93705340), (4, 70279005), (5, 56223204), (6, 46852670), (10, 28111602), (12, 23426335), (15, 18741068), (19, 14795580), (20, 14055801), (30, 9370534), (38, 7397790), (57, 4931860), (60, 4685267), (76, 3698895), (83, 3386940), (95, 2959116), (114, 2465930), (166, 1693470), (190, 1479558), (228, 1232965), (249, 1128980), (285, 986372), (332, 846735), (380, 739779), (415, 677388), (498, 564490), (570, 493186), (830, 338694), (996, 282245), (1140, 246593), (1245, 225796), (1577, 178260), (1660, 169347), (2490, 112898), (2971, 94620), (3154, 89130), (4731, 59420), (4980, 56449), (5942, 47310), (6308, 44565), (7885, 35652), (8913, 31540), (9462, 29710), (11884, 23655), (14855, 18924), (15770, 17826)]