51289560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{20353}}^1$

素因数の和:20377

約数の個数: 96

約数和(自身を含む): 190513440

約数和(自身を除く): 139223880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 20353, 40706, 61059, 81412, 101765, 122118, 142471, 162824, 183177, 203530, 244236, 284942, 305295, 366354, 407060, 427413, 488472, 569884, 610590, 712355, 732708, 814120, 854826, 915885, 1139768, 1221180, 1282239, 1424710, 1465416, 1709652, 1831770, 2137065, 2442360, 2564478, 2849420, 3419304, 3663540, 4274130, 5128956, 5698840, 6411195, 7327080, 8548260, 10257912, 12822390, 17096520, 25644780, 51289560]

約数ペア:

[(1, 51289560), (2, 25644780), (3, 17096520), (4, 12822390), (5, 10257912), (6, 8548260), (7, 7327080), (8, 6411195), (9, 5698840), (10, 5128956), (12, 4274130), (14, 3663540), (15, 3419304), (18, 2849420), (20, 2564478), (21, 2442360), (24, 2137065), (28, 1831770), (30, 1709652), (35, 1465416), (36, 1424710), (40, 1282239), (42, 1221180), (45, 1139768), (56, 915885), (60, 854826), (63, 814120), (70, 732708), (72, 712355), (84, 610590), (90, 569884), (105, 488472), (120, 427413), (126, 407060), (140, 366354), (168, 305295), (180, 284942), (210, 244236), (252, 203530), (280, 183177), (315, 162824), (360, 142471), (420, 122118), (504, 101765), (630, 81412), (840, 61059), (1260, 40706), (2520, 20353)]