127398840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1557

約数の個数: 128

約数和(自身を含む): 411955200

約数和(自身を除く): 284556360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1489, 1860, 2139, 2760, 2852, 2978, 3565, 3720, 4278, 4467, 5704, 5956, 7130, 7445, 8556, 8934, 10695, 11912, 14260, 14890, 17112, 17868, 21390, 22335, 28520, 29780, 34247, 35736, 42780, 44670, 46159, 59560, 68494, 85560, 89340, 92318, 102741, 136988, 138477, 171235, 178680, 184636, 205482, 230795, 273976, 276954, 342470, 369272, 410964, 461590, 513705, 553908, 684940, 692385, 821928, 923180, 1027410, 1061657, 1107816, 1369880, 1384770, 1846360, 2054820, 2123314, 2769540, 3184971, 4109640, 4246628, 5308285, 5539080, 6369942, 8493256, 10616570, 12739884, 15924855, 21233140, 25479768, 31849710, 42466280, 63699420, 127398840]

約数ペア:

[(1, 127398840), (2, 63699420), (3, 42466280), (4, 31849710), (5, 25479768), (6, 21233140), (8, 15924855), (10, 12739884), (12, 10616570), (15, 8493256), (20, 6369942), (23, 5539080), (24, 5308285), (30, 4246628), (31, 4109640), (40, 3184971), (46, 2769540), (60, 2123314), (62, 2054820), (69, 1846360), (92, 1384770), (93, 1369880), (115, 1107816), (120, 1061657), (124, 1027410), (138, 923180), (155, 821928), (184, 692385), (186, 684940), (230, 553908), (248, 513705), (276, 461590), (310, 410964), (345, 369272), (372, 342470), (460, 276954), (465, 273976), (552, 230795), (620, 205482), (690, 184636), (713, 178680), (744, 171235), (920, 138477), (930, 136988), (1240, 102741), (1380, 92318), (1426, 89340), (1489, 85560), (1860, 68494), (2139, 59560), (2760, 46159), (2852, 44670), (2978, 42780), (3565, 35736), (3720, 34247), (4278, 29780), (4467, 28520), (5704, 22335), (5956, 21390), (7130, 17868), (7445, 17112), (8556, 14890), (8934, 14260), (10695, 11912)]