181513680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{787}}^1$

素因数の和:865

約数の個数: 120

約数和(自身を含む): 582168096

約数和(自身を除く): 400654416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 787, 930, 961, 1240, 1488, 1574, 1860, 1922, 2361, 2480, 2883, 3148, 3720, 3844, 3935, 4722, 4805, 5766, 6296, 7440, 7688, 7870, 9444, 9610, 11532, 11805, 12592, 14415, 15376, 15740, 18888, 19220, 23064, 23610, 24397, 28830, 31480, 37776, 38440, 46128, 47220, 48794, 57660, 62960, 73191, 76880, 94440, 97588, 115320, 121985, 146382, 188880, 195176, 230640, 243970, 292764, 365955, 390352, 487940, 585528, 731910, 756307, 975880, 1171056, 1463820, 1512614, 1951760, 2268921, 2927640, 3025228, 3781535, 4537842, 5855280, 6050456, 7563070, 9075684, 11344605, 12100912, 15126140, 18151368, 22689210, 30252280, 36302736, 45378420, 60504560, 90756840, 181513680]

約数ペア:

[(1, 181513680), (2, 90756840), (3, 60504560), (4, 45378420), (5, 36302736), (6, 30252280), (8, 22689210), (10, 18151368), (12, 15126140), (15, 12100912), (16, 11344605), (20, 9075684), (24, 7563070), (30, 6050456), (31, 5855280), (40, 4537842), (48, 3781535), (60, 3025228), (62, 2927640), (80, 2268921), (93, 1951760), (120, 1512614), (124, 1463820), (155, 1171056), (186, 975880), (240, 756307), (248, 731910), (310, 585528), (372, 487940), (465, 390352), (496, 365955), (620, 292764), (744, 243970), (787, 230640), (930, 195176), (961, 188880), (1240, 146382), (1488, 121985), (1574, 115320), (1860, 97588), (1922, 94440), (2361, 76880), (2480, 73191), (2883, 62960), (3148, 57660), (3720, 48794), (3844, 47220), (3935, 46128), (4722, 38440), (4805, 37776), (5766, 31480), (6296, 28830), (7440, 24397), (7688, 23610), (7870, 23064), (9444, 19220), (9610, 18888), (11532, 15740), (11805, 15376), (12592, 14415)]