21894526440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{87257}}^1$

素因数の和:87332

約数の個数: 192

約数和(自身を含む): 77181446160

約数和(自身を除く): 55286919720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 41, 45, 51, 60, 68, 72, 82, 85, 90, 102, 120, 123, 136, 153, 164, 170, 180, 204, 205, 246, 255, 306, 328, 340, 360, 369, 408, 410, 492, 510, 612, 615, 680, 697, 738, 765, 820, 984, 1020, 1224, 1230, 1394, 1476, 1530, 1640, 1845, 2040, 2091, 2460, 2788, 2952, 3060, 3485, 3690, 4182, 4920, 5576, 6120, 6273, 6970, 7380, 8364, 10455, 12546, 13940, 14760, 16728, 20910, 25092, 27880, 31365, 41820, 50184, 62730, 83640, 87257, 125460, 174514, 250920, 261771, 349028, 436285, 523542, 698056, 785313, 872570, 1047084, 1308855, 1483369, 1570626, 1745140, 2094168, 2617710, 2966738, 3141252, 3490280, 3577537, 3926565, 4450107, 5235420, 5933476, 6282504, 7155074, 7416845, 7853130, 8900214, 10470840, 10732611, 11866952, 13350321, 14310148, 14833690, 15706260, 17800428, 17887685, 21465222, 22250535, 26700642, 28620296, 29667380, 31412520, 32197833, 35600856, 35775370, 42930444, 44501070, 53401284, 53663055, 59334760, 60818129, 64395666, 66751605, 71550740, 85860888, 89002140, 106802568, 107326110, 121636258, 128791332, 133503210, 143101480, 160989165, 178004280, 182454387, 214652220, 243272516, 257582664, 267006420, 304090645, 321978330, 364908774, 429304440, 486545032, 534012840, 547363161, 608181290, 643956660, 729817548, 912271935, 1094726322, 1216362580, 1287913320, 1459635096, 1824543870, 2189452644, 2432725160, 2736815805, 3649087740, 4378905288, 5473631610, 7298175480, 10947263220, 21894526440]

約数ペア:

[(1, 21894526440), (2, 10947263220), (3, 7298175480), (4, 5473631610), (5, 4378905288), (6, 3649087740), (8, 2736815805), (9, 2432725160), (10, 2189452644), (12, 1824543870), (15, 1459635096), (17, 1287913320), (18, 1216362580), (20, 1094726322), (24, 912271935), (30, 729817548), (34, 643956660), (36, 608181290), (40, 547363161), (41, 534012840), (45, 486545032), (51, 429304440), (60, 364908774), (68, 321978330), (72, 304090645), (82, 267006420), (85, 257582664), (90, 243272516), (102, 214652220), (120, 182454387), (123, 178004280), (136, 160989165), (153, 143101480), (164, 133503210), (170, 128791332), (180, 121636258), (204, 107326110), (205, 106802568), (246, 89002140), (255, 85860888), (306, 71550740), (328, 66751605), (340, 64395666), (360, 60818129), (369, 59334760), (408, 53663055), (410, 53401284), (492, 44501070), (510, 42930444), (612, 35775370), (615, 35600856), (680, 32197833), (697, 31412520), (738, 29667380), (765, 28620296), (820, 26700642), (984, 22250535), (1020, 21465222), (1224, 17887685), (1230, 17800428), (1394, 15706260), (1476, 14833690), (1530, 14310148), (1640, 13350321), (1845, 11866952), (2040, 10732611), (2091, 10470840), (2460, 8900214), (2788, 7853130), (2952, 7416845), (3060, 7155074), (3485, 6282504), (3690, 5933476), (4182, 5235420), (4920, 4450107), (5576, 3926565), (6120, 3577537), (6273, 3490280), (6970, 3141252), (7380, 2966738), (8364, 2617710), (10455, 2094168), (12546, 1745140), (13940, 1570626), (14760, 1483369), (16728, 1308855), (20910, 1047084), (25092, 872570), (27880, 785313), (31365, 698056), (41820, 523542), (50184, 436285), (62730, 349028), (83640, 261771), (87257, 250920), (125460, 174514)]