161957520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11839}}^1$

素因数の和:11877

約数の個数: 120

約数和(自身を含む): 572582400

約数和(自身を除く): 410624880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 11839, 13680, 23678, 35517, 47356, 59195, 71034, 94712, 106551, 118390, 142068, 177585, 189424, 213102, 224941, 236780, 284136, 355170, 426204, 449882, 473560, 532755, 568272, 674823, 710340, 852408, 899764, 947120, 1065510, 1124705, 1349646, 1420680, 1704816, 1799528, 2024469, 2131020, 2249410, 2699292, 2841360, 3374115, 3599056, 4048938, 4262040, 4498820, 5398584, 6748230, 8097876, 8524080, 8997640, 10122345, 10797168, 13496460, 16195752, 17995280, 20244690, 26992920, 32391504, 40489380, 53985840, 80978760, 161957520]

約数ペア:

[(1, 161957520), (2, 80978760), (3, 53985840), (4, 40489380), (5, 32391504), (6, 26992920), (8, 20244690), (9, 17995280), (10, 16195752), (12, 13496460), (15, 10797168), (16, 10122345), (18, 8997640), (19, 8524080), (20, 8097876), (24, 6748230), (30, 5398584), (36, 4498820), (38, 4262040), (40, 4048938), (45, 3599056), (48, 3374115), (57, 2841360), (60, 2699292), (72, 2249410), (76, 2131020), (80, 2024469), (90, 1799528), (95, 1704816), (114, 1420680), (120, 1349646), (144, 1124705), (152, 1065510), (171, 947120), (180, 899764), (190, 852408), (228, 710340), (240, 674823), (285, 568272), (304, 532755), (342, 473560), (360, 449882), (380, 426204), (456, 355170), (570, 284136), (684, 236780), (720, 224941), (760, 213102), (855, 189424), (912, 177585), (1140, 142068), (1368, 118390), (1520, 106551), (1710, 94712), (2280, 71034), (2736, 59195), (3420, 47356), (4560, 35517), (6840, 23678), (11839, 13680)]