18021420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1451}}^1$

素因数の和:1492

約数の個数: 96

約数和(自身を含む): 58544640

約数和(自身を除く): 40523220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 1451, 2070, 2484, 2902, 3105, 4140, 4353, 5804, 6210, 7255, 8706, 12420, 13059, 14510, 17412, 21765, 26118, 29020, 33373, 39177, 43530, 52236, 65295, 66746, 78354, 87060, 100119, 130590, 133492, 156708, 166865, 195885, 200238, 261180, 300357, 333730, 391770, 400476, 500595, 600714, 667460, 783540, 901071, 1001190, 1201428, 1501785, 1802142, 2002380, 3003570, 3604284, 4505355, 6007140, 9010710, 18021420]

約数ペア:

[(1, 18021420), (2, 9010710), (3, 6007140), (4, 4505355), (5, 3604284), (6, 3003570), (9, 2002380), (10, 1802142), (12, 1501785), (15, 1201428), (18, 1001190), (20, 901071), (23, 783540), (27, 667460), (30, 600714), (36, 500595), (45, 400476), (46, 391770), (54, 333730), (60, 300357), (69, 261180), (90, 200238), (92, 195885), (108, 166865), (115, 156708), (135, 133492), (138, 130590), (180, 100119), (207, 87060), (230, 78354), (270, 66746), (276, 65295), (345, 52236), (414, 43530), (460, 39177), (540, 33373), (621, 29020), (690, 26118), (828, 21765), (1035, 17412), (1242, 14510), (1380, 13059), (1451, 12420), (2070, 8706), (2484, 7255), (2902, 6210), (3105, 5804), (4140, 4353)]