311882760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5381}}^1$

素因数の和:5428

約数の個数: 192

約数和(自身を含む): 1209012480

約数和(自身を除く): 897129720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 504, 552, 630, 644, 690, 805, 828, 840, 920, 966, 1035, 1260, 1288, 1380, 1449, 1610, 1656, 1932, 2070, 2415, 2520, 2760, 2898, 3220, 3864, 4140, 4830, 5381, 5796, 6440, 7245, 8280, 9660, 10762, 11592, 14490, 16143, 19320, 21524, 26905, 28980, 32286, 37667, 43048, 48429, 53810, 57960, 64572, 75334, 80715, 96858, 107620, 113001, 123763, 129144, 150668, 161430, 188335, 193716, 215240, 226002, 242145, 247526, 301336, 322860, 339003, 371289, 376670, 387432, 452004, 484290, 495052, 565005, 618815, 645720, 678006, 742578, 753340, 866341, 904008, 968580, 990104, 1113867, 1130010, 1237630, 1356012, 1485156, 1506680, 1695015, 1732682, 1856445, 1937160, 2227734, 2260020, 2475260, 2599023, 2712024, 2970312, 3390030, 3465364, 3712890, 4331705, 4455468, 4520040, 4950520, 5198046, 5569335, 6780060, 6930728, 7425780, 7797069, 8663410, 8910936, 10396092, 11138670, 12995115, 13560120, 14851560, 15594138, 17326820, 20792184, 22277340, 25990230, 31188276, 34653640, 38985345, 44554680, 51980460, 62376552, 77970690, 103960920, 155941380, 311882760]

約数ペア:

[(1, 311882760), (2, 155941380), (3, 103960920), (4, 77970690), (5, 62376552), (6, 51980460), (7, 44554680), (8, 38985345), (9, 34653640), (10, 31188276), (12, 25990230), (14, 22277340), (15, 20792184), (18, 17326820), (20, 15594138), (21, 14851560), (23, 13560120), (24, 12995115), (28, 11138670), (30, 10396092), (35, 8910936), (36, 8663410), (40, 7797069), (42, 7425780), (45, 6930728), (46, 6780060), (56, 5569335), (60, 5198046), (63, 4950520), (69, 4520040), (70, 4455468), (72, 4331705), (84, 3712890), (90, 3465364), (92, 3390030), (105, 2970312), (115, 2712024), (120, 2599023), (126, 2475260), (138, 2260020), (140, 2227734), (161, 1937160), (168, 1856445), (180, 1732682), (184, 1695015), (207, 1506680), (210, 1485156), (230, 1356012), (252, 1237630), (276, 1130010), (280, 1113867), (315, 990104), (322, 968580), (345, 904008), (360, 866341), (414, 753340), (420, 742578), (460, 678006), (483, 645720), (504, 618815), (552, 565005), (630, 495052), (644, 484290), (690, 452004), (805, 387432), (828, 376670), (840, 371289), (920, 339003), (966, 322860), (1035, 301336), (1260, 247526), (1288, 242145), (1380, 226002), (1449, 215240), (1610, 193716), (1656, 188335), (1932, 161430), (2070, 150668), (2415, 129144), (2520, 123763), (2760, 113001), (2898, 107620), (3220, 96858), (3864, 80715), (4140, 75334), (4830, 64572), (5381, 57960), (5796, 53810), (6440, 48429), (7245, 43048), (8280, 37667), (9660, 32286), (10762, 28980), (11592, 26905), (14490, 21524), (16143, 19320)]