18626520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 62000640

約数和(自身を除く): 43374120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 103, 110, 120, 132, 137, 165, 206, 220, 264, 274, 309, 330, 411, 412, 440, 515, 548, 618, 660, 685, 822, 824, 1030, 1096, 1133, 1236, 1320, 1370, 1507, 1545, 1644, 2055, 2060, 2266, 2472, 2740, 3014, 3090, 3288, 3399, 4110, 4120, 4521, 4532, 5480, 5665, 6028, 6180, 6798, 7535, 8220, 9042, 9064, 11330, 12056, 12360, 13596, 14111, 15070, 16440, 16995, 18084, 22605, 22660, 27192, 28222, 30140, 33990, 36168, 42333, 45210, 45320, 56444, 60280, 67980, 70555, 84666, 90420, 112888, 135960, 141110, 155221, 169332, 180840, 211665, 282220, 310442, 338664, 423330, 465663, 564440, 620884, 776105, 846660, 931326, 1241768, 1552210, 1693320, 1862652, 2328315, 3104420, 3725304, 4656630, 6208840, 9313260, 18626520]

約数ペア:

[(1, 18626520), (2, 9313260), (3, 6208840), (4, 4656630), (5, 3725304), (6, 3104420), (8, 2328315), (10, 1862652), (11, 1693320), (12, 1552210), (15, 1241768), (20, 931326), (22, 846660), (24, 776105), (30, 620884), (33, 564440), (40, 465663), (44, 423330), (55, 338664), (60, 310442), (66, 282220), (88, 211665), (103, 180840), (110, 169332), (120, 155221), (132, 141110), (137, 135960), (165, 112888), (206, 90420), (220, 84666), (264, 70555), (274, 67980), (309, 60280), (330, 56444), (411, 45320), (412, 45210), (440, 42333), (515, 36168), (548, 33990), (618, 30140), (660, 28222), (685, 27192), (822, 22660), (824, 22605), (1030, 18084), (1096, 16995), (1133, 16440), (1236, 15070), (1320, 14111), (1370, 13596), (1507, 12360), (1545, 12056), (1644, 11330), (2055, 9064), (2060, 9042), (2266, 8220), (2472, 7535), (2740, 6798), (3014, 6180), (3090, 6028), (3288, 5665), (3399, 5480), (4110, 4532), (4120, 4521)]