249599280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1471}}^1$

素因数の和:1595

約数の個数: 160

約数和(自身を含む): 893657088

約数和(自身を除く): 644057808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 101, 105, 112, 120, 140, 168, 202, 210, 240, 280, 303, 336, 404, 420, 505, 560, 606, 707, 808, 840, 1010, 1212, 1414, 1471, 1515, 1616, 1680, 2020, 2121, 2424, 2828, 2942, 3030, 3535, 4040, 4242, 4413, 4848, 5656, 5884, 6060, 7070, 7355, 8080, 8484, 8826, 10297, 10605, 11312, 11768, 12120, 14140, 14710, 16968, 17652, 20594, 21210, 22065, 23536, 24240, 28280, 29420, 30891, 33936, 35304, 41188, 42420, 44130, 51485, 56560, 58840, 61782, 70608, 82376, 84840, 88260, 102970, 117680, 123564, 148571, 154455, 164752, 169680, 176520, 205940, 247128, 297142, 308910, 353040, 411880, 445713, 494256, 594284, 617820, 742855, 823760, 891426, 1039997, 1188568, 1235640, 1485710, 1782852, 2079994, 2228565, 2377136, 2471280, 2971420, 3119991, 3565704, 4159988, 4457130, 5199985, 5942840, 6239982, 7131408, 8319976, 8914260, 10399970, 11885680, 12479964, 15599955, 16639952, 17828520, 20799940, 24959928, 31199910, 35657040, 41599880, 49919856, 62399820, 83199760, 124799640, 249599280]

約数ペア:

[(1, 249599280), (2, 124799640), (3, 83199760), (4, 62399820), (5, 49919856), (6, 41599880), (7, 35657040), (8, 31199910), (10, 24959928), (12, 20799940), (14, 17828520), (15, 16639952), (16, 15599955), (20, 12479964), (21, 11885680), (24, 10399970), (28, 8914260), (30, 8319976), (35, 7131408), (40, 6239982), (42, 5942840), (48, 5199985), (56, 4457130), (60, 4159988), (70, 3565704), (80, 3119991), (84, 2971420), (101, 2471280), (105, 2377136), (112, 2228565), (120, 2079994), (140, 1782852), (168, 1485710), (202, 1235640), (210, 1188568), (240, 1039997), (280, 891426), (303, 823760), (336, 742855), (404, 617820), (420, 594284), (505, 494256), (560, 445713), (606, 411880), (707, 353040), (808, 308910), (840, 297142), (1010, 247128), (1212, 205940), (1414, 176520), (1471, 169680), (1515, 164752), (1616, 154455), (1680, 148571), (2020, 123564), (2121, 117680), (2424, 102970), (2828, 88260), (2942, 84840), (3030, 82376), (3535, 70608), (4040, 61782), (4242, 58840), (4413, 56560), (4848, 51485), (5656, 44130), (5884, 42420), (6060, 41188), (7070, 35304), (7355, 33936), (8080, 30891), (8484, 29420), (8826, 28280), (10297, 24240), (10605, 23536), (11312, 22065), (11768, 21210), (12120, 20594), (14140, 17652), (14710, 16968)]