161917680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4139}}^1$

素因数の和:4318

約数の個数: 80

約数和(自身を含む): 505146240

約数和(自身を除く): 343228560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 2608, 3260, 3912, 4139, 4890, 6520, 7824, 8278, 9780, 12417, 13040, 16556, 19560, 20695, 24834, 33112, 39120, 41390, 49668, 62085, 66224, 82780, 99336, 124170, 165560, 198672, 248340, 331120, 496680, 674657, 993360, 1349314, 2023971, 2698628, 3373285, 4047942, 5397256, 6746570, 8095884, 10119855, 10794512, 13493140, 16191768, 20239710, 26986280, 32383536, 40479420, 53972560, 80958840, 161917680]

約数ペア:

[(1, 161917680), (2, 80958840), (3, 53972560), (4, 40479420), (5, 32383536), (6, 26986280), (8, 20239710), (10, 16191768), (12, 13493140), (15, 10794512), (16, 10119855), (20, 8095884), (24, 6746570), (30, 5397256), (40, 4047942), (48, 3373285), (60, 2698628), (80, 2023971), (120, 1349314), (163, 993360), (240, 674657), (326, 496680), (489, 331120), (652, 248340), (815, 198672), (978, 165560), (1304, 124170), (1630, 99336), (1956, 82780), (2445, 66224), (2608, 62085), (3260, 49668), (3912, 41390), (4139, 39120), (4890, 33112), (6520, 24834), (7824, 20695), (8278, 19560), (9780, 16556), (12417, 13040)]