172444360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 442713600

約数和(自身を除く): 270269240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 79, 82, 88, 110, 121, 158, 164, 205, 220, 242, 316, 328, 395, 410, 440, 451, 484, 605, 632, 790, 820, 869, 902, 968, 1210, 1331, 1580, 1640, 1738, 1804, 2255, 2420, 2662, 3160, 3239, 3476, 3608, 4345, 4510, 4840, 4961, 5324, 6478, 6655, 6952, 8690, 9020, 9559, 9922, 10648, 12956, 13310, 16195, 17380, 18040, 19118, 19844, 24805, 25912, 26620, 32390, 34760, 35629, 38236, 39688, 47795, 49610, 53240, 54571, 64780, 71258, 76472, 95590, 99220, 105149, 109142, 129560, 142516, 178145, 191180, 198440, 210298, 218284, 272855, 285032, 356290, 382360, 391919, 420596, 436568, 525745, 545710, 712580, 783838, 841192, 1051490, 1091420, 1425160, 1567676, 1959595, 2102980, 2182840, 3135352, 3919190, 4205960, 4311109, 7838380, 8622218, 15676760, 17244436, 21555545, 34488872, 43111090, 86222180, 172444360]

約数ペア:

[(1, 172444360), (2, 86222180), (4, 43111090), (5, 34488872), (8, 21555545), (10, 17244436), (11, 15676760), (20, 8622218), (22, 7838380), (40, 4311109), (41, 4205960), (44, 3919190), (55, 3135352), (79, 2182840), (82, 2102980), (88, 1959595), (110, 1567676), (121, 1425160), (158, 1091420), (164, 1051490), (205, 841192), (220, 783838), (242, 712580), (316, 545710), (328, 525745), (395, 436568), (410, 420596), (440, 391919), (451, 382360), (484, 356290), (605, 285032), (632, 272855), (790, 218284), (820, 210298), (869, 198440), (902, 191180), (968, 178145), (1210, 142516), (1331, 129560), (1580, 109142), (1640, 105149), (1738, 99220), (1804, 95590), (2255, 76472), (2420, 71258), (2662, 64780), (3160, 54571), (3239, 53240), (3476, 49610), (3608, 47795), (4345, 39688), (4510, 38236), (4840, 35629), (4961, 34760), (5324, 32390), (6478, 26620), (6655, 25912), (6952, 24805), (8690, 19844), (9020, 19118), (9559, 18040), (9922, 17380), (10648, 16195), (12956, 13310)]