399065760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2857}}^1$

素因数の和:2975

約数の個数: 144

約数和(自身を含む): 1376332776

約数和(自身を除く): 977267016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 97, 120, 144, 160, 180, 194, 240, 288, 291, 360, 388, 480, 485, 582, 720, 776, 873, 970, 1164, 1440, 1455, 1552, 1746, 1940, 2328, 2857, 2910, 3104, 3492, 3880, 4365, 4656, 5714, 5820, 6984, 7760, 8571, 8730, 9312, 11428, 11640, 13968, 14285, 15520, 17142, 17460, 22856, 23280, 25713, 27936, 28570, 34284, 34920, 42855, 45712, 46560, 51426, 57140, 68568, 69840, 85710, 91424, 102852, 114280, 128565, 137136, 139680, 171420, 205704, 228560, 257130, 274272, 277129, 342840, 411408, 457120, 514260, 554258, 685680, 822816, 831387, 1028520, 1108516, 1371360, 1385645, 1662774, 2057040, 2217032, 2494161, 2771290, 3325548, 4114080, 4156935, 4434064, 4988322, 5542580, 6651096, 8313870, 8868128, 9976644, 11085160, 12470805, 13302192, 16627740, 19953288, 22170320, 24941610, 26604384, 33255480, 39906576, 44340640, 49883220, 66510960, 79813152, 99766440, 133021920, 199532880, 399065760]

約数ペア:

[(1, 399065760), (2, 199532880), (3, 133021920), (4, 99766440), (5, 79813152), (6, 66510960), (8, 49883220), (9, 44340640), (10, 39906576), (12, 33255480), (15, 26604384), (16, 24941610), (18, 22170320), (20, 19953288), (24, 16627740), (30, 13302192), (32, 12470805), (36, 11085160), (40, 9976644), (45, 8868128), (48, 8313870), (60, 6651096), (72, 5542580), (80, 4988322), (90, 4434064), (96, 4156935), (97, 4114080), (120, 3325548), (144, 2771290), (160, 2494161), (180, 2217032), (194, 2057040), (240, 1662774), (288, 1385645), (291, 1371360), (360, 1108516), (388, 1028520), (480, 831387), (485, 822816), (582, 685680), (720, 554258), (776, 514260), (873, 457120), (970, 411408), (1164, 342840), (1440, 277129), (1455, 274272), (1552, 257130), (1746, 228560), (1940, 205704), (2328, 171420), (2857, 139680), (2910, 137136), (3104, 128565), (3492, 114280), (3880, 102852), (4365, 91424), (4656, 85710), (5714, 69840), (5820, 68568), (6984, 57140), (7760, 51426), (8571, 46560), (8730, 45712), (9312, 42855), (11428, 34920), (11640, 34284), (13968, 28570), (14285, 27936), (15520, 25713), (17142, 23280), (17460, 22856)]