420586920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:297

約数の個数: 288

約数和(自身を含む): 1534740480

約数和(自身を除く): 1114153560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 169, 180, 186, 195, 223, 234, 248, 260, 279, 310, 312, 338, 360, 372, 390, 403, 446, 465, 468, 507, 520, 558, 585, 620, 669, 676, 744, 780, 806, 845, 892, 930, 936, 1014, 1115, 1116, 1170, 1209, 1240, 1338, 1352, 1395, 1521, 1560, 1612, 1690, 1784, 1860, 2007, 2015, 2028, 2230, 2232, 2340, 2418, 2535, 2676, 2790, 2899, 3042, 3224, 3345, 3380, 3627, 3720, 4014, 4030, 4056, 4460, 4680, 4836, 5070, 5239, 5352, 5580, 5798, 6045, 6084, 6690, 6760, 6913, 7254, 7605, 8028, 8060, 8697, 8920, 9672, 10035, 10140, 10478, 11160, 11596, 12090, 12168, 13380, 13826, 14495, 14508, 15210, 15717, 16056, 16120, 17394, 18135, 20070, 20280, 20739, 20956, 23192, 24180, 26091, 26195, 26760, 27652, 28990, 29016, 30420, 31434, 34565, 34788, 36270, 37687, 40140, 41478, 41912, 43485, 47151, 48360, 52182, 52390, 55304, 57980, 60840, 62217, 62868, 69130, 69576, 72540, 75374, 78585, 80280, 82956, 86970, 89869, 94302, 103695, 104364, 104780, 113061, 115960, 124434, 125736, 130455, 138260, 145080, 150748, 157170, 165912, 173940, 179738, 188435, 188604, 207390, 208728, 209560, 226122, 235755, 248868, 260910, 269607, 276520, 301496, 311085, 314340, 339183, 347880, 359476, 376870, 377208, 414780, 449345, 452244, 471510, 497736, 521820, 539214, 565305, 622170, 628680, 678366, 718952, 753740, 808821, 829560, 898690, 904488, 943020, 1043640, 1078428, 1130610, 1168297, 1244340, 1348035, 1356732, 1507480, 1617642, 1695915, 1797380, 1886040, 2156856, 2261220, 2336594, 2488680, 2696070, 2713464, 3235284, 3391830, 3504891, 3594760, 4044105, 4522440, 4673188, 5392140, 5841485, 6470568, 6783660, 7009782, 8088210, 9346376, 10514673, 10784280, 11682970, 13567320, 14019564, 16176420, 17524455, 21029346, 23365940, 28039128, 32352840, 35048910, 42058692, 46731880, 52573365, 70097820, 84117384, 105146730, 140195640, 210293460, 420586920]

約数ペア:

[(1, 420586920), (2, 210293460), (3, 140195640), (4, 105146730), (5, 84117384), (6, 70097820), (8, 52573365), (9, 46731880), (10, 42058692), (12, 35048910), (13, 32352840), (15, 28039128), (18, 23365940), (20, 21029346), (24, 17524455), (26, 16176420), (30, 14019564), (31, 13567320), (36, 11682970), (39, 10784280), (40, 10514673), (45, 9346376), (52, 8088210), (60, 7009782), (62, 6783660), (65, 6470568), (72, 5841485), (78, 5392140), (90, 4673188), (93, 4522440), (104, 4044105), (117, 3594760), (120, 3504891), (124, 3391830), (130, 3235284), (155, 2713464), (156, 2696070), (169, 2488680), (180, 2336594), (186, 2261220), (195, 2156856), (223, 1886040), (234, 1797380), (248, 1695915), (260, 1617642), (279, 1507480), (310, 1356732), (312, 1348035), (338, 1244340), (360, 1168297), (372, 1130610), (390, 1078428), (403, 1043640), (446, 943020), (465, 904488), (468, 898690), (507, 829560), (520, 808821), (558, 753740), (585, 718952), (620, 678366), (669, 628680), (676, 622170), (744, 565305), (780, 539214), (806, 521820), (845, 497736), (892, 471510), (930, 452244), (936, 449345), (1014, 414780), (1115, 377208), (1116, 376870), (1170, 359476), (1209, 347880), (1240, 339183), (1338, 314340), (1352, 311085), (1395, 301496), (1521, 276520), (1560, 269607), (1612, 260910), (1690, 248868), (1784, 235755), (1860, 226122), (2007, 209560), (2015, 208728), (2028, 207390), (2230, 188604), (2232, 188435), (2340, 179738), (2418, 173940), (2535, 165912), (2676, 157170), (2790, 150748), (2899, 145080), (3042, 138260), (3224, 130455), (3345, 125736), (3380, 124434), (3627, 115960), (3720, 113061), (4014, 104780), (4030, 104364), (4056, 103695), (4460, 94302), (4680, 89869), (4836, 86970), (5070, 82956), (5239, 80280), (5352, 78585), (5580, 75374), (5798, 72540), (6045, 69576), (6084, 69130), (6690, 62868), (6760, 62217), (6913, 60840), (7254, 57980), (7605, 55304), (8028, 52390), (8060, 52182), (8697, 48360), (8920, 47151), (9672, 43485), (10035, 41912), (10140, 41478), (10478, 40140), (11160, 37687), (11596, 36270), (12090, 34788), (12168, 34565), (13380, 31434), (13826, 30420), (14495, 29016), (14508, 28990), (15210, 27652), (15717, 26760), (16056, 26195), (16120, 26091), (17394, 24180), (18135, 23192), (20070, 20956), (20280, 20739)]