131897520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{183191}}^1$

素因数の和:183210

約数の個数: 60

約数和(自身を含む): 442958256

約数和(自身を除く): 311060736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 183191, 366382, 549573, 732764, 915955, 1099146, 1465528, 1648719, 1831910, 2198292, 2747865, 2931056, 3297438, 3663820, 4396584, 5495730, 6594876, 7327640, 8243595, 8793168, 10991460, 13189752, 14655280, 16487190, 21982920, 26379504, 32974380, 43965840, 65948760, 131897520]

約数ペア:

[(1, 131897520), (2, 65948760), (3, 43965840), (4, 32974380), (5, 26379504), (6, 21982920), (8, 16487190), (9, 14655280), (10, 13189752), (12, 10991460), (15, 8793168), (16, 8243595), (18, 7327640), (20, 6594876), (24, 5495730), (30, 4396584), (36, 3663820), (40, 3297438), (45, 2931056), (48, 2747865), (60, 2198292), (72, 1831910), (80, 1648719), (90, 1465528), (120, 1099146), (144, 915955), (180, 732764), (240, 549573), (360, 366382), (720, 183191)]