209218793080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{25391}}^1$

素因数の和:25781

約数の個数: 128

約数和(自身を含む): 523676482560

約数和(自身を除く): 314457689480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 307, 440, 488, 610, 614, 671, 1220, 1228, 1342, 1535, 2440, 2456, 2684, 3070, 3355, 3377, 5368, 6140, 6710, 6754, 12280, 13420, 13508, 16885, 18727, 25391, 26840, 27016, 33770, 37454, 50782, 67540, 74908, 93635, 101564, 126955, 135080, 149816, 187270, 203128, 205997, 253910, 279301, 374540, 411994, 507820, 558602, 749080, 823988, 1015640, 1029985, 1117204, 1396505, 1548851, 1647976, 2059970, 2234408, 2793010, 3097702, 4119940, 5586020, 6195404, 7744255, 7795037, 8239880, 11172040, 12390808, 15488510, 15590074, 17037361, 30977020, 31180148, 34074722, 38975185, 61954040, 62360296, 68149444, 77950370, 85186805, 85745407, 136298888, 155900740, 170373610, 171490814, 311801480, 340747220, 342981628, 428727035, 475497257, 681494440, 685963256, 857454070, 950994514, 1714908140, 1901989028, 2377486285, 3429816280, 3803978056, 4754972570, 5230469827, 9509945140, 10460939654, 19019890280, 20921879308, 26152349135, 41843758616, 52304698270, 104609396540, 209218793080]

約数ペア:

[(1, 209218793080), (2, 104609396540), (4, 52304698270), (5, 41843758616), (8, 26152349135), (10, 20921879308), (11, 19019890280), (20, 10460939654), (22, 9509945140), (40, 5230469827), (44, 4754972570), (55, 3803978056), (61, 3429816280), (88, 2377486285), (110, 1901989028), (122, 1714908140), (220, 950994514), (244, 857454070), (305, 685963256), (307, 681494440), (440, 475497257), (488, 428727035), (610, 342981628), (614, 340747220), (671, 311801480), (1220, 171490814), (1228, 170373610), (1342, 155900740), (1535, 136298888), (2440, 85745407), (2456, 85186805), (2684, 77950370), (3070, 68149444), (3355, 62360296), (3377, 61954040), (5368, 38975185), (6140, 34074722), (6710, 31180148), (6754, 30977020), (12280, 17037361), (13420, 15590074), (13508, 15488510), (16885, 12390808), (18727, 11172040), (25391, 8239880), (26840, 7795037), (27016, 7744255), (33770, 6195404), (37454, 5586020), (50782, 4119940), (67540, 3097702), (74908, 2793010), (93635, 2234408), (101564, 2059970), (126955, 1647976), (135080, 1548851), (149816, 1396505), (187270, 1117204), (203128, 1029985), (205997, 1015640), (253910, 823988), (279301, 749080), (374540, 558602), (411994, 507820)]