208554450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:493

約数の個数: 144

約数和(自身を含む): 590899680

約数和(自身を除く): 382345230

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 25, 26, 30, 38, 39, 50, 57, 65, 75, 78, 95, 114, 130, 150, 169, 190, 195, 247, 285, 325, 338, 390, 433, 475, 494, 507, 570, 650, 741, 845, 866, 950, 975, 1014, 1235, 1299, 1425, 1482, 1690, 1950, 2165, 2470, 2535, 2598, 2850, 3211, 3705, 4225, 4330, 5070, 5629, 6175, 6422, 6495, 7410, 8227, 8450, 9633, 10825, 11258, 12350, 12675, 12990, 16055, 16454, 16887, 18525, 19266, 21650, 24681, 25350, 28145, 32110, 32475, 33774, 37050, 41135, 48165, 49362, 56290, 64950, 73177, 80275, 82270, 84435, 96330, 106951, 123405, 140725, 146354, 160550, 168870, 205675, 213902, 219531, 240825, 246810, 281450, 320853, 365885, 411350, 422175, 439062, 481650, 534755, 617025, 641706, 731770, 844350, 1069510, 1097655, 1234050, 1390363, 1604265, 1829425, 2195310, 2673775, 2780726, 3208530, 3658850, 4171089, 5347550, 5488275, 6951815, 8021325, 8342178, 10976550, 13903630, 16042650, 20855445, 34759075, 41710890, 69518150, 104277225, 208554450]

約数ペア:

[(1, 208554450), (2, 104277225), (3, 69518150), (5, 41710890), (6, 34759075), (10, 20855445), (13, 16042650), (15, 13903630), (19, 10976550), (25, 8342178), (26, 8021325), (30, 6951815), (38, 5488275), (39, 5347550), (50, 4171089), (57, 3658850), (65, 3208530), (75, 2780726), (78, 2673775), (95, 2195310), (114, 1829425), (130, 1604265), (150, 1390363), (169, 1234050), (190, 1097655), (195, 1069510), (247, 844350), (285, 731770), (325, 641706), (338, 617025), (390, 534755), (433, 481650), (475, 439062), (494, 422175), (507, 411350), (570, 365885), (650, 320853), (741, 281450), (845, 246810), (866, 240825), (950, 219531), (975, 213902), (1014, 205675), (1235, 168870), (1299, 160550), (1425, 146354), (1482, 140725), (1690, 123405), (1950, 106951), (2165, 96330), (2470, 84435), (2535, 82270), (2598, 80275), (2850, 73177), (3211, 64950), (3705, 56290), (4225, 49362), (4330, 48165), (5070, 41135), (5629, 37050), (6175, 33774), (6422, 32475), (6495, 32110), (7410, 28145), (8227, 25350), (8450, 24681), (9633, 21650), (10825, 19266), (11258, 18525), (12350, 16887), (12675, 16454), (12990, 16055)]