191213820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5233}}^1$

素因数の和:5284

約数の個数: 144

約数和(自身を含む): 685863360

約数和(自身を除く): 494649540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1827, 2030, 2436, 2610, 3045, 3654, 4060, 5220, 5233, 6090, 7308, 9135, 10466, 12180, 15699, 18270, 20932, 26165, 31398, 36540, 36631, 47097, 52330, 62796, 73262, 78495, 94194, 104660, 109893, 146524, 151757, 156990, 183155, 188388, 219786, 235485, 303514, 313980, 329679, 366310, 439572, 455271, 470970, 549465, 607028, 659358, 732620, 758785, 910542, 941940, 1062299, 1098930, 1318716, 1365813, 1517570, 1648395, 1821084, 2124598, 2197860, 2276355, 2731626, 3035140, 3186897, 3296790, 4249196, 4552710, 5311495, 5463252, 6373794, 6593580, 6829065, 9105420, 9560691, 10622990, 12747588, 13658130, 15934485, 19121382, 21245980, 27316260, 31868970, 38242764, 47803455, 63737940, 95606910, 191213820]

約数ペア:

[(1, 191213820), (2, 95606910), (3, 63737940), (4, 47803455), (5, 38242764), (6, 31868970), (7, 27316260), (9, 21245980), (10, 19121382), (12, 15934485), (14, 13658130), (15, 12747588), (18, 10622990), (20, 9560691), (21, 9105420), (28, 6829065), (29, 6593580), (30, 6373794), (35, 5463252), (36, 5311495), (42, 4552710), (45, 4249196), (58, 3296790), (60, 3186897), (63, 3035140), (70, 2731626), (84, 2276355), (87, 2197860), (90, 2124598), (105, 1821084), (116, 1648395), (126, 1517570), (140, 1365813), (145, 1318716), (174, 1098930), (180, 1062299), (203, 941940), (210, 910542), (252, 758785), (261, 732620), (290, 659358), (315, 607028), (348, 549465), (406, 470970), (420, 455271), (435, 439572), (522, 366310), (580, 329679), (609, 313980), (630, 303514), (812, 235485), (870, 219786), (1015, 188388), (1044, 183155), (1218, 156990), (1260, 151757), (1305, 146524), (1740, 109893), (1827, 104660), (2030, 94194), (2436, 78495), (2610, 73262), (3045, 62796), (3654, 52330), (4060, 47097), (5220, 36631), (5233, 36540), (6090, 31398), (7308, 26165), (9135, 20932), (10466, 18270), (12180, 15699)]