1639296240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{15559}}^1$

素因数の和:16014

約数の個数: 80

約数和(自身を含む): 5093721600

約数和(自身を除く): 3454425360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 439, 878, 1317, 1756, 2195, 2634, 3512, 4390, 5268, 6585, 7024, 8780, 10536, 13170, 15559, 17560, 21072, 26340, 31118, 35120, 46677, 52680, 62236, 77795, 93354, 105360, 124472, 155590, 186708, 233385, 248944, 311180, 373416, 466770, 622360, 746832, 933540, 1244720, 1867080, 3734160, 6830401, 13660802, 20491203, 27321604, 34152005, 40982406, 54643208, 68304010, 81964812, 102456015, 109286416, 136608020, 163929624, 204912030, 273216040, 327859248, 409824060, 546432080, 819648120, 1639296240]

約数ペア:

[(1, 1639296240), (2, 819648120), (3, 546432080), (4, 409824060), (5, 327859248), (6, 273216040), (8, 204912030), (10, 163929624), (12, 136608020), (15, 109286416), (16, 102456015), (20, 81964812), (24, 68304010), (30, 54643208), (40, 40982406), (48, 34152005), (60, 27321604), (80, 20491203), (120, 13660802), (240, 6830401), (439, 3734160), (878, 1867080), (1317, 1244720), (1756, 933540), (2195, 746832), (2634, 622360), (3512, 466770), (4390, 373416), (5268, 311180), (6585, 248944), (7024, 233385), (8780, 186708), (10536, 155590), (13170, 124472), (15559, 105360), (17560, 93354), (21072, 77795), (26340, 62236), (31118, 52680), (35120, 46677)]