28315350

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 144

約数和(自身を含む): 88788960

約数和(自身を除く): 60473610

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 89, 90, 101, 105, 126, 150, 175, 178, 202, 210, 225, 267, 303, 315, 350, 445, 450, 505, 525, 534, 606, 623, 630, 707, 801, 890, 909, 1010, 1050, 1246, 1335, 1414, 1515, 1575, 1602, 1818, 1869, 2121, 2225, 2525, 2670, 3030, 3115, 3150, 3535, 3738, 4005, 4242, 4450, 4545, 5050, 5607, 6230, 6363, 6675, 7070, 7575, 8010, 8989, 9090, 9345, 10605, 11214, 12726, 13350, 15150, 15575, 17675, 17978, 18690, 20025, 21210, 22725, 26967, 28035, 31150, 31815, 35350, 40050, 44945, 45450, 46725, 53025, 53934, 56070, 62923, 63630, 80901, 89890, 93450, 106050, 125846, 134835, 140175, 159075, 161802, 188769, 224725, 269670, 280350, 314615, 318150, 377538, 404505, 449450, 566307, 629230, 674175, 809010, 943845, 1132614, 1348350, 1573075, 1887690, 2022525, 2831535, 3146150, 4045050, 4719225, 5663070, 9438450, 14157675, 28315350]

約数ペア:

[(1, 28315350), (2, 14157675), (3, 9438450), (5, 5663070), (6, 4719225), (7, 4045050), (9, 3146150), (10, 2831535), (14, 2022525), (15, 1887690), (18, 1573075), (21, 1348350), (25, 1132614), (30, 943845), (35, 809010), (42, 674175), (45, 629230), (50, 566307), (63, 449450), (70, 404505), (75, 377538), (89, 318150), (90, 314615), (101, 280350), (105, 269670), (126, 224725), (150, 188769), (175, 161802), (178, 159075), (202, 140175), (210, 134835), (225, 125846), (267, 106050), (303, 93450), (315, 89890), (350, 80901), (445, 63630), (450, 62923), (505, 56070), (525, 53934), (534, 53025), (606, 46725), (623, 45450), (630, 44945), (707, 40050), (801, 35350), (890, 31815), (909, 31150), (1010, 28035), (1050, 26967), (1246, 22725), (1335, 21210), (1414, 20025), (1515, 18690), (1575, 17978), (1602, 17675), (1818, 15575), (1869, 15150), (2121, 13350), (2225, 12726), (2525, 11214), (2670, 10605), (3030, 9345), (3115, 9090), (3150, 8989), (3535, 8010), (3738, 7575), (4005, 7070), (4242, 6675), (4450, 6363), (4545, 6230), (5050, 5607)]