161704400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 180

約数和(自身を含む): 461660556

約数和(自身を除く): 299956156

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 121, 130, 143, 176, 200, 208, 220, 242, 257, 260, 275, 286, 325, 400, 440, 484, 514, 520, 550, 572, 605, 650, 715, 880, 968, 1028, 1040, 1100, 1144, 1210, 1285, 1300, 1430, 1573, 1936, 2056, 2200, 2288, 2420, 2570, 2600, 2827, 2860, 3025, 3146, 3341, 3575, 4112, 4400, 4840, 5140, 5200, 5654, 5720, 6050, 6292, 6425, 6682, 7150, 7865, 9680, 10280, 11308, 11440, 12100, 12584, 12850, 13364, 14135, 14300, 15730, 16705, 20560, 22616, 24200, 25168, 25700, 26728, 28270, 28600, 31097, 31460, 33410, 36751, 39325, 45232, 48400, 51400, 53456, 56540, 57200, 62194, 62920, 66820, 70675, 73502, 78650, 83525, 102800, 113080, 124388, 125840, 133640, 141350, 147004, 155485, 157300, 167050, 183755, 226160, 248776, 267280, 282700, 294008, 310970, 314600, 334100, 367510, 404261, 497552, 565400, 588016, 621940, 629200, 668200, 735020, 777425, 808522, 918775, 1130800, 1243880, 1336400, 1470040, 1554850, 1617044, 1837550, 2021305, 2487760, 2940080, 3109700, 3234088, 3675100, 4042610, 6219400, 6468176, 7350200, 8085220, 10106525, 12438800, 14700400, 16170440, 20213050, 32340880, 40426100, 80852200, 161704400]

約数ペア:

[(1, 161704400), (2, 80852200), (4, 40426100), (5, 32340880), (8, 20213050), (10, 16170440), (11, 14700400), (13, 12438800), (16, 10106525), (20, 8085220), (22, 7350200), (25, 6468176), (26, 6219400), (40, 4042610), (44, 3675100), (50, 3234088), (52, 3109700), (55, 2940080), (65, 2487760), (80, 2021305), (88, 1837550), (100, 1617044), (104, 1554850), (110, 1470040), (121, 1336400), (130, 1243880), (143, 1130800), (176, 918775), (200, 808522), (208, 777425), (220, 735020), (242, 668200), (257, 629200), (260, 621940), (275, 588016), (286, 565400), (325, 497552), (400, 404261), (440, 367510), (484, 334100), (514, 314600), (520, 310970), (550, 294008), (572, 282700), (605, 267280), (650, 248776), (715, 226160), (880, 183755), (968, 167050), (1028, 157300), (1040, 155485), (1100, 147004), (1144, 141350), (1210, 133640), (1285, 125840), (1300, 124388), (1430, 113080), (1573, 102800), (1936, 83525), (2056, 78650), (2200, 73502), (2288, 70675), (2420, 66820), (2570, 62920), (2600, 62194), (2827, 57200), (2860, 56540), (3025, 53456), (3146, 51400), (3341, 48400), (3575, 45232), (4112, 39325), (4400, 36751), (4840, 33410), (5140, 31460), (5200, 31097), (5654, 28600), (5720, 28270), (6050, 26728), (6292, 25700), (6425, 25168), (6682, 24200), (7150, 22616), (7865, 20560), (9680, 16705), (10280, 15730), (11308, 14300), (11440, 14135), (12100, 13364), (12584, 12850)]