678698020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:243

約数の個数: 288

約数和(自身を含む): 2027047680

約数和(自身を除く): 1348349660

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 29, 35, 44, 49, 52, 55, 58, 65, 70, 77, 91, 98, 110, 116, 130, 140, 143, 145, 154, 167, 182, 196, 203, 220, 245, 260, 286, 290, 308, 319, 334, 364, 377, 385, 406, 455, 490, 539, 572, 580, 637, 638, 668, 715, 754, 770, 812, 835, 910, 980, 1001, 1015, 1078, 1169, 1274, 1276, 1421, 1430, 1508, 1540, 1595, 1670, 1820, 1837, 1885, 2002, 2030, 2156, 2171, 2233, 2338, 2548, 2639, 2695, 2842, 2860, 3185, 3190, 3340, 3674, 3770, 4004, 4060, 4147, 4342, 4466, 4676, 4843, 5005, 5278, 5390, 5684, 5845, 6370, 6380, 7007, 7105, 7348, 7540, 8183, 8294, 8684, 8932, 9185, 9686, 10010, 10556, 10780, 10855, 11165, 11690, 12740, 12859, 13195, 14014, 14210, 15197, 15631, 16366, 16588, 18370, 18473, 19372, 20020, 20735, 21710, 22330, 23380, 23881, 24215, 25718, 26390, 28028, 28420, 29029, 30394, 31262, 32732, 33901, 35035, 36740, 36946, 40915, 41470, 43420, 44660, 47762, 48430, 51436, 52780, 53273, 58058, 60788, 62524, 62959, 64295, 67802, 70070, 73892, 75985, 78155, 81830, 82940, 90013, 92365, 95524, 96860, 106379, 106546, 116116, 119405, 125918, 128590, 135604, 140140, 145145, 151970, 156310, 163660, 167167, 169505, 180026, 184730, 203203, 212758, 213092, 237307, 238810, 251836, 257180, 266365, 290290, 303940, 312620, 314795, 334334, 339010, 360052, 369460, 372911, 406406, 425516, 440713, 450065, 474614, 477620, 531895, 532730, 580580, 629590, 668668, 678020, 692549, 745822, 812812, 835835, 881426, 900130, 949228, 1016015, 1063790, 1065460, 1170169, 1186535, 1259180, 1385098, 1491644, 1671670, 1762852, 1800260, 1864555, 2032030, 2127580, 2203565, 2340338, 2373070, 2610377, 2770196, 3084991, 3343340, 3462745, 3729110, 4064060, 4407130, 4680676, 4746140, 4847843, 5220754, 5850845, 6169982, 6925490, 7458220, 8814260, 9695686, 10441508, 11701690, 12339964, 13051885, 13850980, 15424955, 19391372, 23403380, 24239215, 26103770, 30849910, 33934901, 48478430, 52207540, 61699820, 67869802, 96956860, 135739604, 169674505, 339349010, 678698020]

約数ペア:

[(1, 678698020), (2, 339349010), (4, 169674505), (5, 135739604), (7, 96956860), (10, 67869802), (11, 61699820), (13, 52207540), (14, 48478430), (20, 33934901), (22, 30849910), (26, 26103770), (28, 24239215), (29, 23403380), (35, 19391372), (44, 15424955), (49, 13850980), (52, 13051885), (55, 12339964), (58, 11701690), (65, 10441508), (70, 9695686), (77, 8814260), (91, 7458220), (98, 6925490), (110, 6169982), (116, 5850845), (130, 5220754), (140, 4847843), (143, 4746140), (145, 4680676), (154, 4407130), (167, 4064060), (182, 3729110), (196, 3462745), (203, 3343340), (220, 3084991), (245, 2770196), (260, 2610377), (286, 2373070), (290, 2340338), (308, 2203565), (319, 2127580), (334, 2032030), (364, 1864555), (377, 1800260), (385, 1762852), (406, 1671670), (455, 1491644), (490, 1385098), (539, 1259180), (572, 1186535), (580, 1170169), (637, 1065460), (638, 1063790), (668, 1016015), (715, 949228), (754, 900130), (770, 881426), (812, 835835), (835, 812812), (910, 745822), (980, 692549), (1001, 678020), (1015, 668668), (1078, 629590), (1169, 580580), (1274, 532730), (1276, 531895), (1421, 477620), (1430, 474614), (1508, 450065), (1540, 440713), (1595, 425516), (1670, 406406), (1820, 372911), (1837, 369460), (1885, 360052), (2002, 339010), (2030, 334334), (2156, 314795), (2171, 312620), (2233, 303940), (2338, 290290), (2548, 266365), (2639, 257180), (2695, 251836), (2842, 238810), (2860, 237307), (3185, 213092), (3190, 212758), (3340, 203203), (3674, 184730), (3770, 180026), (4004, 169505), (4060, 167167), (4147, 163660), (4342, 156310), (4466, 151970), (4676, 145145), (4843, 140140), (5005, 135604), (5278, 128590), (5390, 125918), (5684, 119405), (5845, 116116), (6370, 106546), (6380, 106379), (7007, 96860), (7105, 95524), (7348, 92365), (7540, 90013), (8183, 82940), (8294, 81830), (8684, 78155), (8932, 75985), (9185, 73892), (9686, 70070), (10010, 67802), (10556, 64295), (10780, 62959), (10855, 62524), (11165, 60788), (11690, 58058), (12740, 53273), (12859, 52780), (13195, 51436), (14014, 48430), (14210, 47762), (15197, 44660), (15631, 43420), (16366, 41470), (16588, 40915), (18370, 36946), (18473, 36740), (19372, 35035), (20020, 33901), (20735, 32732), (21710, 31262), (22330, 30394), (23380, 29029), (23881, 28420), (24215, 28028), (25718, 26390)]