1387900080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{719}}^1$

素因数の和:1128

約数の個数: 240

約数和(自身を含む): 5348229120

約数和(自身を除く): 3960329040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 383, 420, 504, 560, 630, 719, 720, 766, 840, 1008, 1149, 1260, 1438, 1532, 1680, 1915, 2157, 2298, 2520, 2681, 2876, 3064, 3447, 3595, 3830, 4314, 4596, 5033, 5040, 5362, 5745, 5752, 6128, 6471, 6894, 7190, 7660, 8043, 8628, 9192, 10066, 10724, 10785, 11490, 11504, 12942, 13405, 13788, 14380, 15099, 15320, 16086, 17235, 17256, 18384, 20132, 21448, 21570, 22980, 24129, 25165, 25884, 26810, 27576, 28760, 30198, 30640, 32172, 32355, 34470, 34512, 40215, 40264, 42896, 43140, 45297, 45960, 48258, 50330, 51768, 53620, 55152, 57520, 60396, 64344, 64710, 68940, 75495, 80430, 80528, 86280, 90594, 91920, 96516, 100660, 103536, 107240, 120645, 120792, 128688, 129420, 137880, 150990, 160860, 172560, 181188, 193032, 201320, 214480, 226485, 241290, 241584, 258840, 275377, 275760, 301980, 321720, 362376, 386064, 402640, 452970, 482580, 517680, 550754, 603960, 643440, 724752, 826131, 905940, 965160, 1101508, 1207920, 1376885, 1652262, 1811880, 1927639, 1930320, 2203016, 2478393, 2753770, 3304524, 3623760, 3855278, 4130655, 4406032, 4956786, 5507540, 5782917, 6609048, 7710556, 8261310, 9638195, 9913572, 11015080, 11565834, 12391965, 13218096, 15421112, 16522620, 17348751, 19276390, 19827144, 22030160, 23131668, 24783930, 28914585, 30842224, 33045240, 34697502, 38552780, 39654288, 46263336, 49567860, 57829170, 66090480, 69395004, 77105560, 86743755, 92526672, 99135720, 115658340, 138790008, 154211120, 173487510, 198271440, 231316680, 277580016, 346975020, 462633360, 693950040, 1387900080]

約数ペア:

[(1, 1387900080), (2, 693950040), (3, 462633360), (4, 346975020), (5, 277580016), (6, 231316680), (7, 198271440), (8, 173487510), (9, 154211120), (10, 138790008), (12, 115658340), (14, 99135720), (15, 92526672), (16, 86743755), (18, 77105560), (20, 69395004), (21, 66090480), (24, 57829170), (28, 49567860), (30, 46263336), (35, 39654288), (36, 38552780), (40, 34697502), (42, 33045240), (45, 30842224), (48, 28914585), (56, 24783930), (60, 23131668), (63, 22030160), (70, 19827144), (72, 19276390), (80, 17348751), (84, 16522620), (90, 15421112), (105, 13218096), (112, 12391965), (120, 11565834), (126, 11015080), (140, 9913572), (144, 9638195), (168, 8261310), (180, 7710556), (210, 6609048), (240, 5782917), (252, 5507540), (280, 4956786), (315, 4406032), (336, 4130655), (360, 3855278), (383, 3623760), (420, 3304524), (504, 2753770), (560, 2478393), (630, 2203016), (719, 1930320), (720, 1927639), (766, 1811880), (840, 1652262), (1008, 1376885), (1149, 1207920), (1260, 1101508), (1438, 965160), (1532, 905940), (1680, 826131), (1915, 724752), (2157, 643440), (2298, 603960), (2520, 550754), (2681, 517680), (2876, 482580), (3064, 452970), (3447, 402640), (3595, 386064), (3830, 362376), (4314, 321720), (4596, 301980), (5033, 275760), (5040, 275377), (5362, 258840), (5745, 241584), (5752, 241290), (6128, 226485), (6471, 214480), (6894, 201320), (7190, 193032), (7660, 181188), (8043, 172560), (8628, 160860), (9192, 150990), (10066, 137880), (10724, 129420), (10785, 128688), (11490, 120792), (11504, 120645), (12942, 107240), (13405, 103536), (13788, 100660), (14380, 96516), (15099, 91920), (15320, 90594), (16086, 86280), (17235, 80528), (17256, 80430), (18384, 75495), (20132, 68940), (21448, 64710), (21570, 64344), (22980, 60396), (24129, 57520), (25165, 55152), (25884, 53620), (26810, 51768), (27576, 50330), (28760, 48258), (30198, 45960), (30640, 45297), (32172, 43140), (32355, 42896), (34470, 40264), (34512, 40215)]