174990780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1121

約数の個数: 120

約数和(自身を含む): 554547840

約数和(自身を除く): 379557060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 109, 135, 162, 180, 218, 270, 324, 327, 405, 436, 540, 545, 654, 810, 981, 991, 1090, 1308, 1620, 1635, 1962, 1982, 2180, 2943, 2973, 3270, 3924, 3964, 4905, 4955, 5886, 5946, 6540, 8829, 8919, 9810, 9910, 11772, 11892, 14715, 14865, 17658, 17838, 19620, 19820, 26757, 29430, 29730, 35316, 35676, 44145, 44595, 53514, 58860, 59460, 80271, 88290, 89190, 107028, 108019, 133785, 160542, 176580, 178380, 216038, 267570, 321084, 324057, 401355, 432076, 535140, 540095, 648114, 802710, 972171, 1080190, 1296228, 1605420, 1620285, 1944342, 2160380, 2916513, 3240570, 3888684, 4860855, 5833026, 6481140, 8749539, 9721710, 11666052, 14582565, 17499078, 19443420, 29165130, 34998156, 43747695, 58330260, 87495390, 174990780]

約数ペア:

[(1, 174990780), (2, 87495390), (3, 58330260), (4, 43747695), (5, 34998156), (6, 29165130), (9, 19443420), (10, 17499078), (12, 14582565), (15, 11666052), (18, 9721710), (20, 8749539), (27, 6481140), (30, 5833026), (36, 4860855), (45, 3888684), (54, 3240570), (60, 2916513), (81, 2160380), (90, 1944342), (108, 1620285), (109, 1605420), (135, 1296228), (162, 1080190), (180, 972171), (218, 802710), (270, 648114), (324, 540095), (327, 535140), (405, 432076), (436, 401355), (540, 324057), (545, 321084), (654, 267570), (810, 216038), (981, 178380), (991, 176580), (1090, 160542), (1308, 133785), (1620, 108019), (1635, 107028), (1962, 89190), (1982, 88290), (2180, 80271), (2943, 59460), (2973, 58860), (3270, 53514), (3924, 44595), (3964, 44145), (4905, 35676), (4955, 35316), (5886, 29730), (5946, 29430), (6540, 26757), (8829, 19820), (8919, 19620), (9810, 17838), (9910, 17658), (11772, 14865), (11892, 14715)]