249569520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61169}}^1$

素因数の和:61202

約数の個数: 80

約数和(自身を含む): 819188640

約数和(自身を除く): 569619120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 61169, 122338, 183507, 244676, 305845, 367014, 489352, 611690, 734028, 917535, 978704, 1039873, 1223380, 1468056, 1835070, 2079746, 2446760, 2936112, 3119619, 3670140, 4159492, 4893520, 5199365, 6239238, 7340280, 8318984, 10398730, 12478476, 14680560, 15598095, 16637968, 20797460, 24956952, 31196190, 41594920, 49913904, 62392380, 83189840, 124784760, 249569520]

約数ペア:

[(1, 249569520), (2, 124784760), (3, 83189840), (4, 62392380), (5, 49913904), (6, 41594920), (8, 31196190), (10, 24956952), (12, 20797460), (15, 16637968), (16, 15598095), (17, 14680560), (20, 12478476), (24, 10398730), (30, 8318984), (34, 7340280), (40, 6239238), (48, 5199365), (51, 4893520), (60, 4159492), (68, 3670140), (80, 3119619), (85, 2936112), (102, 2446760), (120, 2079746), (136, 1835070), (170, 1468056), (204, 1223380), (240, 1039873), (255, 978704), (272, 917535), (340, 734028), (408, 611690), (510, 489352), (680, 367014), (816, 305845), (1020, 244676), (1360, 183507), (2040, 122338), (4080, 61169)]