51891660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15173}}^1$

素因数の和:15207

約数の個数: 72

約数和(自身を含む): 165700080

約数和(自身を除く): 113808420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 15173, 30346, 45519, 60692, 75865, 91038, 136557, 151730, 182076, 227595, 273114, 288287, 303460, 455190, 546228, 576574, 682785, 864861, 910380, 1153148, 1365570, 1441435, 1729722, 2594583, 2731140, 2882870, 3459444, 4324305, 5189166, 5765740, 8648610, 10378332, 12972915, 17297220, 25945830, 51891660]

約数ペア:

[(1, 51891660), (2, 25945830), (3, 17297220), (4, 12972915), (5, 10378332), (6, 8648610), (9, 5765740), (10, 5189166), (12, 4324305), (15, 3459444), (18, 2882870), (19, 2731140), (20, 2594583), (30, 1729722), (36, 1441435), (38, 1365570), (45, 1153148), (57, 910380), (60, 864861), (76, 682785), (90, 576574), (95, 546228), (114, 455190), (171, 303460), (180, 288287), (190, 273114), (228, 227595), (285, 182076), (342, 151730), (380, 136557), (570, 91038), (684, 75865), (855, 60692), (1140, 45519), (1710, 30346), (3420, 15173)]