201773360

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 481576320

約数和(自身を除く): 279802960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 173, 239, 244, 305, 346, 478, 488, 610, 692, 865, 956, 976, 1195, 1220, 1384, 1730, 1912, 2390, 2440, 2768, 3460, 3824, 4780, 4880, 6920, 9560, 10553, 13840, 14579, 19120, 21106, 29158, 41347, 42212, 52765, 58316, 72895, 82694, 84424, 105530, 116632, 145790, 165388, 168848, 206735, 211060, 233264, 291580, 330776, 413470, 422120, 583160, 661552, 826940, 844240, 1166320, 1653880, 2522167, 3307760, 5044334, 10088668, 12610835, 20177336, 25221670, 40354672, 50443340, 100886680, 201773360]

約数ペア:

[(1, 201773360), (2, 100886680), (4, 50443340), (5, 40354672), (8, 25221670), (10, 20177336), (16, 12610835), (20, 10088668), (40, 5044334), (61, 3307760), (80, 2522167), (122, 1653880), (173, 1166320), (239, 844240), (244, 826940), (305, 661552), (346, 583160), (478, 422120), (488, 413470), (610, 330776), (692, 291580), (865, 233264), (956, 211060), (976, 206735), (1195, 168848), (1220, 165388), (1384, 145790), (1730, 116632), (1912, 105530), (2390, 84424), (2440, 82694), (2768, 72895), (3460, 58316), (3824, 52765), (4780, 42212), (4880, 41347), (6920, 29158), (9560, 21106), (10553, 19120), (13840, 14579)]