1640883360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{22943}}^1$

素因数の和:23110

約数の個数: 96

約数和(自身を含む): 5203699200

約数和(自身を除く): 3562815840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 149, 160, 240, 298, 447, 480, 596, 745, 894, 1192, 1490, 1788, 2235, 2384, 2980, 3576, 4470, 4768, 5960, 7152, 8940, 11920, 14304, 17880, 22943, 23840, 35760, 45886, 68829, 71520, 91772, 114715, 137658, 183544, 229430, 275316, 344145, 367088, 458860, 550632, 688290, 734176, 917720, 1101264, 1376580, 1835440, 2202528, 2753160, 3418507, 3670880, 5506320, 6837014, 10255521, 11012640, 13674028, 17092535, 20511042, 27348056, 34185070, 41022084, 51277605, 54696112, 68370140, 82044168, 102555210, 109392224, 136740280, 164088336, 205110420, 273480560, 328176672, 410220840, 546961120, 820441680, 1640883360]

約数ペア:

[(1, 1640883360), (2, 820441680), (3, 546961120), (4, 410220840), (5, 328176672), (6, 273480560), (8, 205110420), (10, 164088336), (12, 136740280), (15, 109392224), (16, 102555210), (20, 82044168), (24, 68370140), (30, 54696112), (32, 51277605), (40, 41022084), (48, 34185070), (60, 27348056), (80, 20511042), (96, 17092535), (120, 13674028), (149, 11012640), (160, 10255521), (240, 6837014), (298, 5506320), (447, 3670880), (480, 3418507), (596, 2753160), (745, 2202528), (894, 1835440), (1192, 1376580), (1490, 1101264), (1788, 917720), (2235, 734176), (2384, 688290), (2980, 550632), (3576, 458860), (4470, 367088), (4768, 344145), (5960, 275316), (7152, 229430), (8940, 183544), (11920, 137658), (14304, 114715), (17880, 91772), (22943, 71520), (23840, 68829), (35760, 45886)]