280339950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2393}}^1$

素因数の和:2490

約数の個数: 96

約数和(自身を含む): 769450752

約数和(自身を除く): 489110802

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 71, 75, 110, 142, 150, 165, 213, 275, 330, 355, 426, 550, 710, 781, 825, 1065, 1562, 1650, 1775, 2130, 2343, 2393, 3550, 3905, 4686, 4786, 5325, 7179, 7810, 10650, 11715, 11965, 14358, 19525, 23430, 23930, 26323, 35895, 39050, 52646, 58575, 59825, 71790, 78969, 117150, 119650, 131615, 157938, 169903, 179475, 263230, 339806, 358950, 394845, 509709, 658075, 789690, 849515, 1019418, 1316150, 1699030, 1868933, 1974225, 2548545, 3737866, 3948450, 4247575, 5097090, 5606799, 8495150, 9344665, 11213598, 12742725, 18689330, 25485450, 28033995, 46723325, 56067990, 93446650, 140169975, 280339950]

約数ペア:

[(1, 280339950), (2, 140169975), (3, 93446650), (5, 56067990), (6, 46723325), (10, 28033995), (11, 25485450), (15, 18689330), (22, 12742725), (25, 11213598), (30, 9344665), (33, 8495150), (50, 5606799), (55, 5097090), (66, 4247575), (71, 3948450), (75, 3737866), (110, 2548545), (142, 1974225), (150, 1868933), (165, 1699030), (213, 1316150), (275, 1019418), (330, 849515), (355, 789690), (426, 658075), (550, 509709), (710, 394845), (781, 358950), (825, 339806), (1065, 263230), (1562, 179475), (1650, 169903), (1775, 157938), (2130, 131615), (2343, 119650), (2393, 117150), (3550, 78969), (3905, 71790), (4686, 59825), (4786, 58575), (5325, 52646), (7179, 39050), (7810, 35895), (10650, 26323), (11715, 23930), (11965, 23430), (14358, 19525)]