20160422550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{181}}^1\times {\mathrm{247519}}^1$

素因数の和:247718

約数の個数: 72

約数和(自身を含む): 54463805760

約数和(自身を除く): 34303383210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 181, 225, 362, 450, 543, 905, 1086, 1629, 1810, 2715, 3258, 4525, 5430, 8145, 9050, 13575, 16290, 27150, 40725, 81450, 247519, 495038, 742557, 1237595, 1485114, 2227671, 2475190, 3712785, 4455342, 6187975, 7425570, 11138355, 12375950, 18563925, 22276710, 37127850, 44800939, 55691775, 89601878, 111383550, 134402817, 224004695, 268805634, 403208451, 448009390, 672014085, 806416902, 1120023475, 1344028170, 2016042255, 2240046950, 3360070425, 4032084510, 6720140850, 10080211275, 20160422550]

約数ペア:

[(1, 20160422550), (2, 10080211275), (3, 6720140850), (5, 4032084510), (6, 3360070425), (9, 2240046950), (10, 2016042255), (15, 1344028170), (18, 1120023475), (25, 806416902), (30, 672014085), (45, 448009390), (50, 403208451), (75, 268805634), (90, 224004695), (150, 134402817), (181, 111383550), (225, 89601878), (362, 55691775), (450, 44800939), (543, 37127850), (905, 22276710), (1086, 18563925), (1629, 12375950), (1810, 11138355), (2715, 7425570), (3258, 6187975), (4525, 4455342), (5430, 3712785), (8145, 2475190), (9050, 2227671), (13575, 1485114), (16290, 1237595), (27150, 742557), (40725, 495038), (81450, 247519)]