689323440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7127}}^1$

素因数の和:7187

約数の個数: 160

約数和(自身を含む): 2375847936

約数和(自身を除く): 1686524496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 930, 1040, 1209, 1240, 1488, 1560, 1612, 1860, 2015, 2418, 2480, 3120, 3224, 3720, 4030, 4836, 6045, 6448, 7127, 7440, 8060, 9672, 12090, 14254, 16120, 19344, 21381, 24180, 28508, 32240, 35635, 42762, 48360, 57016, 71270, 85524, 92651, 96720, 106905, 114032, 142540, 171048, 185302, 213810, 220937, 277953, 285080, 342096, 370604, 427620, 441874, 463255, 555906, 570160, 662811, 741208, 855240, 883748, 926510, 1104685, 1111812, 1325622, 1389765, 1482416, 1710480, 1767496, 1853020, 2209370, 2223624, 2651244, 2779530, 2872181, 3314055, 3534992, 3706040, 4418740, 4447248, 5302488, 5559060, 5744362, 6628110, 7412080, 8616543, 8837480, 10604976, 11118120, 11488724, 13256220, 14360905, 17233086, 17674960, 22236240, 22977448, 26512440, 28721810, 34466172, 43082715, 45954896, 53024880, 57443620, 68932344, 86165430, 114887240, 137864688, 172330860, 229774480, 344661720, 689323440]

約数ペア:

[(1, 689323440), (2, 344661720), (3, 229774480), (4, 172330860), (5, 137864688), (6, 114887240), (8, 86165430), (10, 68932344), (12, 57443620), (13, 53024880), (15, 45954896), (16, 43082715), (20, 34466172), (24, 28721810), (26, 26512440), (30, 22977448), (31, 22236240), (39, 17674960), (40, 17233086), (48, 14360905), (52, 13256220), (60, 11488724), (62, 11118120), (65, 10604976), (78, 8837480), (80, 8616543), (93, 7412080), (104, 6628110), (120, 5744362), (124, 5559060), (130, 5302488), (155, 4447248), (156, 4418740), (186, 3706040), (195, 3534992), (208, 3314055), (240, 2872181), (248, 2779530), (260, 2651244), (310, 2223624), (312, 2209370), (372, 1853020), (390, 1767496), (403, 1710480), (465, 1482416), (496, 1389765), (520, 1325622), (620, 1111812), (624, 1104685), (744, 926510), (780, 883748), (806, 855240), (930, 741208), (1040, 662811), (1209, 570160), (1240, 555906), (1488, 463255), (1560, 441874), (1612, 427620), (1860, 370604), (2015, 342096), (2418, 285080), (2480, 277953), (3120, 220937), (3224, 213810), (3720, 185302), (4030, 171048), (4836, 142540), (6045, 114032), (6448, 106905), (7127, 96720), (7440, 92651), (8060, 85524), (9672, 71270), (12090, 57016), (14254, 48360), (16120, 42762), (19344, 35635), (21381, 32240), (24180, 28508)]