206534240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{491}}^1$

素因数の和:756

約数の個数: 96

約数和(自身を含む): 535610880

約数和(自身を除く): 329076640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 239, 352, 440, 478, 491, 880, 956, 982, 1195, 1760, 1912, 1964, 2390, 2455, 2629, 3824, 3928, 4780, 4910, 5258, 5401, 7648, 7856, 9560, 9820, 10516, 10802, 13145, 15712, 19120, 19640, 21032, 21604, 26290, 27005, 38240, 39280, 42064, 43208, 52580, 54010, 78560, 84128, 86416, 105160, 108020, 117349, 172832, 210320, 216040, 234698, 420640, 432080, 469396, 586745, 864160, 938792, 1173490, 1290839, 1877584, 2346980, 2581678, 3755168, 4693960, 5163356, 6454195, 9387920, 10326712, 12908390, 18775840, 20653424, 25816780, 41306848, 51633560, 103267120, 206534240]

約数ペア:

[(1, 206534240), (2, 103267120), (4, 51633560), (5, 41306848), (8, 25816780), (10, 20653424), (11, 18775840), (16, 12908390), (20, 10326712), (22, 9387920), (32, 6454195), (40, 5163356), (44, 4693960), (55, 3755168), (80, 2581678), (88, 2346980), (110, 1877584), (160, 1290839), (176, 1173490), (220, 938792), (239, 864160), (352, 586745), (440, 469396), (478, 432080), (491, 420640), (880, 234698), (956, 216040), (982, 210320), (1195, 172832), (1760, 117349), (1912, 108020), (1964, 105160), (2390, 86416), (2455, 84128), (2629, 78560), (3824, 54010), (3928, 52580), (4780, 43208), (4910, 42064), (5258, 39280), (5401, 38240), (7648, 27005), (7856, 26290), (9560, 21604), (9820, 21032), (10516, 19640), (10802, 19120), (13145, 15712)]