80978760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11839}}^1$

素因数の和:11875

約数の個数: 96

約数和(自身を含む): 277056000

約数和(自身を除く): 196077240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 11839, 23678, 35517, 47356, 59195, 71034, 94712, 106551, 118390, 142068, 177585, 213102, 224941, 236780, 284136, 355170, 426204, 449882, 473560, 532755, 674823, 710340, 852408, 899764, 1065510, 1124705, 1349646, 1420680, 1799528, 2024469, 2131020, 2249410, 2699292, 3374115, 4048938, 4262040, 4498820, 5398584, 6748230, 8097876, 8997640, 10122345, 13496460, 16195752, 20244690, 26992920, 40489380, 80978760]

約数ペア:

[(1, 80978760), (2, 40489380), (3, 26992920), (4, 20244690), (5, 16195752), (6, 13496460), (8, 10122345), (9, 8997640), (10, 8097876), (12, 6748230), (15, 5398584), (18, 4498820), (19, 4262040), (20, 4048938), (24, 3374115), (30, 2699292), (36, 2249410), (38, 2131020), (40, 2024469), (45, 1799528), (57, 1420680), (60, 1349646), (72, 1124705), (76, 1065510), (90, 899764), (95, 852408), (114, 710340), (120, 674823), (152, 532755), (171, 473560), (180, 449882), (190, 426204), (228, 355170), (285, 284136), (342, 236780), (360, 224941), (380, 213102), (456, 177585), (570, 142068), (684, 118390), (760, 106551), (855, 94712), (1140, 71034), (1368, 59195), (1710, 47356), (2280, 35517), (3420, 23678), (6840, 11839)]