61974972

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 108

約数和(自身を含む): 171203760

約数和(自身を除く): 109228788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 58, 69, 87, 89, 92, 116, 138, 174, 178, 207, 261, 267, 276, 348, 356, 414, 522, 534, 667, 801, 828, 841, 1044, 1068, 1334, 1602, 1682, 2001, 2047, 2523, 2581, 2668, 3204, 3364, 4002, 4094, 5046, 5162, 6003, 6141, 7569, 7743, 8004, 8188, 10092, 10324, 12006, 12282, 15138, 15486, 18423, 19343, 23229, 24012, 24564, 30276, 30972, 36846, 38686, 46458, 58029, 59363, 73692, 74849, 77372, 92916, 116058, 118726, 149698, 174087, 178089, 224547, 232116, 237452, 299396, 348174, 356178, 449094, 534267, 673641, 696348, 712356, 898188, 1068534, 1347282, 1721527, 2137068, 2694564, 3443054, 5164581, 6886108, 10329162, 15493743, 20658324, 30987486, 61974972]

約数ペア:

[(1, 61974972), (2, 30987486), (3, 20658324), (4, 15493743), (6, 10329162), (9, 6886108), (12, 5164581), (18, 3443054), (23, 2694564), (29, 2137068), (36, 1721527), (46, 1347282), (58, 1068534), (69, 898188), (87, 712356), (89, 696348), (92, 673641), (116, 534267), (138, 449094), (174, 356178), (178, 348174), (207, 299396), (261, 237452), (267, 232116), (276, 224547), (348, 178089), (356, 174087), (414, 149698), (522, 118726), (534, 116058), (667, 92916), (801, 77372), (828, 74849), (841, 73692), (1044, 59363), (1068, 58029), (1334, 46458), (1602, 38686), (1682, 36846), (2001, 30972), (2047, 30276), (2523, 24564), (2581, 24012), (2668, 23229), (3204, 19343), (3364, 18423), (4002, 15486), (4094, 15138), (5046, 12282), (5162, 12006), (6003, 10324), (6141, 10092), (7569, 8188), (7743, 8004)]