19286520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:813

約数の個数: 128

約数和(自身を含む): 66528000

約数和(自身を除く): 47241480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 769, 836, 1045, 1140, 1254, 1320, 1538, 1672, 2090, 2280, 2307, 2508, 3076, 3135, 3845, 4180, 4614, 5016, 6152, 6270, 7690, 8360, 8459, 9228, 11535, 12540, 14611, 15380, 16918, 18456, 23070, 25080, 25377, 29222, 30760, 33836, 42295, 43833, 46140, 50754, 58444, 67672, 73055, 84590, 87666, 92280, 101508, 116888, 126885, 146110, 160721, 169180, 175332, 203016, 219165, 253770, 292220, 321442, 338360, 350664, 438330, 482163, 507540, 584440, 642884, 803605, 876660, 964326, 1015080, 1285768, 1607210, 1753320, 1928652, 2410815, 3214420, 3857304, 4821630, 6428840, 9643260, 19286520]

約数ペア:

[(1, 19286520), (2, 9643260), (3, 6428840), (4, 4821630), (5, 3857304), (6, 3214420), (8, 2410815), (10, 1928652), (11, 1753320), (12, 1607210), (15, 1285768), (19, 1015080), (20, 964326), (22, 876660), (24, 803605), (30, 642884), (33, 584440), (38, 507540), (40, 482163), (44, 438330), (55, 350664), (57, 338360), (60, 321442), (66, 292220), (76, 253770), (88, 219165), (95, 203016), (110, 175332), (114, 169180), (120, 160721), (132, 146110), (152, 126885), (165, 116888), (190, 101508), (209, 92280), (220, 87666), (228, 84590), (264, 73055), (285, 67672), (330, 58444), (380, 50754), (418, 46140), (440, 43833), (456, 42295), (570, 33836), (627, 30760), (660, 29222), (760, 25377), (769, 25080), (836, 23070), (1045, 18456), (1140, 16918), (1254, 15380), (1320, 14611), (1538, 12540), (1672, 11535), (2090, 9228), (2280, 8459), (2307, 8360), (2508, 7690), (3076, 6270), (3135, 6152), (3845, 5016), (4180, 4614)]