1661417880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1\times {\mathrm{1289}}^1$

素因数の和:1793

約数の個数: 128

約数和(自身を含む): 5216140800

約数和(自身を除く): 3554722920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 467, 552, 690, 920, 934, 1289, 1380, 1401, 1868, 2335, 2578, 2760, 2802, 3736, 3867, 4670, 5156, 5604, 6445, 7005, 7734, 9340, 10312, 10741, 11208, 12890, 14010, 15468, 18680, 19335, 21482, 25780, 28020, 29647, 30936, 32223, 38670, 42964, 51560, 53705, 56040, 59294, 64446, 77340, 85928, 88941, 107410, 118588, 128892, 148235, 154680, 161115, 177882, 214820, 237176, 257784, 296470, 322230, 355764, 429640, 444705, 592940, 601963, 644460, 711528, 889410, 1185880, 1203926, 1288920, 1778820, 1805889, 2407852, 3009815, 3557640, 3611778, 4815704, 6019630, 7223556, 9029445, 12039260, 13845149, 14447112, 18058890, 24078520, 27690298, 36117780, 41535447, 55380596, 69225745, 72235560, 83070894, 110761192, 138451490, 166141788, 207677235, 276902980, 332283576, 415354470, 553805960, 830708940, 1661417880]

約数ペア:

[(1, 1661417880), (2, 830708940), (3, 553805960), (4, 415354470), (5, 332283576), (6, 276902980), (8, 207677235), (10, 166141788), (12, 138451490), (15, 110761192), (20, 83070894), (23, 72235560), (24, 69225745), (30, 55380596), (40, 41535447), (46, 36117780), (60, 27690298), (69, 24078520), (92, 18058890), (115, 14447112), (120, 13845149), (138, 12039260), (184, 9029445), (230, 7223556), (276, 6019630), (345, 4815704), (460, 3611778), (467, 3557640), (552, 3009815), (690, 2407852), (920, 1805889), (934, 1778820), (1289, 1288920), (1380, 1203926), (1401, 1185880), (1868, 889410), (2335, 711528), (2578, 644460), (2760, 601963), (2802, 592940), (3736, 444705), (3867, 429640), (4670, 355764), (5156, 322230), (5604, 296470), (6445, 257784), (7005, 237176), (7734, 214820), (9340, 177882), (10312, 161115), (10741, 154680), (11208, 148235), (12890, 128892), (14010, 118588), (15468, 107410), (18680, 88941), (19335, 85928), (21482, 77340), (25780, 64446), (28020, 59294), (29647, 56040), (30936, 53705), (32223, 51560), (38670, 42964)]