493964640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26387}}^1$

素因数の和:26421

約数の個数: 144

約数和(自身を含む): 1815388848

約数和(自身を除く): 1321424208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 26387, 52774, 79161, 105548, 131935, 158322, 211096, 237483, 263870, 316644, 343031, 395805, 422192, 474966, 527740, 633288, 686062, 791610, 844384, 949932, 1029093, 1055480, 1187415, 1266576, 1372124, 1583220, 1715155, 1899864, 2058186, 2110960, 2374830, 2533152, 2744248, 3087279, 3166440, 3430310, 3799728, 4116372, 4221920, 4749660, 5145465, 5488496, 6174558, 6332880, 6860620, 7599456, 8232744, 9499320, 10290930, 10976992, 12349116, 12665760, 13721240, 15436395, 16465488, 18998640, 20581860, 24698232, 27442480, 30872790, 32930976, 37997280, 41163720, 49396464, 54884960, 61745580, 82327440, 98792928, 123491160, 164654880, 246982320, 493964640]

約数ペア:

[(1, 493964640), (2, 246982320), (3, 164654880), (4, 123491160), (5, 98792928), (6, 82327440), (8, 61745580), (9, 54884960), (10, 49396464), (12, 41163720), (13, 37997280), (15, 32930976), (16, 30872790), (18, 27442480), (20, 24698232), (24, 20581860), (26, 18998640), (30, 16465488), (32, 15436395), (36, 13721240), (39, 12665760), (40, 12349116), (45, 10976992), (48, 10290930), (52, 9499320), (60, 8232744), (65, 7599456), (72, 6860620), (78, 6332880), (80, 6174558), (90, 5488496), (96, 5145465), (104, 4749660), (117, 4221920), (120, 4116372), (130, 3799728), (144, 3430310), (156, 3166440), (160, 3087279), (180, 2744248), (195, 2533152), (208, 2374830), (234, 2110960), (240, 2058186), (260, 1899864), (288, 1715155), (312, 1583220), (360, 1372124), (390, 1266576), (416, 1187415), (468, 1055480), (480, 1029093), (520, 949932), (585, 844384), (624, 791610), (720, 686062), (780, 633288), (936, 527740), (1040, 474966), (1170, 422192), (1248, 395805), (1440, 343031), (1560, 316644), (1872, 263870), (2080, 237483), (2340, 211096), (3120, 158322), (3744, 131935), (4680, 105548), (6240, 79161), (9360, 52774), (18720, 26387)]