1326555720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16981}}^1$

素因数の和:17036

約数の個数: 192

約数和(自身を含む): 5086448640

約数和(自身を除く): 3759892920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3720, 3906, 4340, 5208, 5580, 6510, 7812, 8680, 9765, 11160, 13020, 15624, 16981, 19530, 26040, 33962, 39060, 50943, 67924, 78120, 84905, 101886, 118867, 135848, 152829, 169810, 203772, 237734, 254715, 305658, 339620, 356601, 407544, 475468, 509430, 526411, 594335, 611316, 679240, 713202, 764145, 950936, 1018860, 1052822, 1069803, 1188670, 1222632, 1426404, 1528290, 1579233, 1783005, 2037720, 2105644, 2139606, 2377340, 2632055, 2852808, 3056580, 3158466, 3566010, 3684877, 4211288, 4279212, 4737699, 4754680, 5264110, 5349015, 6113160, 6316932, 7132020, 7369754, 7896165, 8558424, 9475398, 10528220, 10698030, 11054631, 12633864, 14264040, 14739508, 15792330, 18424385, 18950796, 21056440, 21396060, 22109262, 23688495, 29479016, 31584660, 33163893, 36848770, 37901592, 42792120, 44218524, 47376990, 55273155, 63169320, 66327786, 73697540, 88437048, 94753980, 110546310, 132655572, 147395080, 165819465, 189507960, 221092620, 265311144, 331638930, 442185240, 663277860, 1326555720]

約数ペア:

[(1, 1326555720), (2, 663277860), (3, 442185240), (4, 331638930), (5, 265311144), (6, 221092620), (7, 189507960), (8, 165819465), (9, 147395080), (10, 132655572), (12, 110546310), (14, 94753980), (15, 88437048), (18, 73697540), (20, 66327786), (21, 63169320), (24, 55273155), (28, 47376990), (30, 44218524), (31, 42792120), (35, 37901592), (36, 36848770), (40, 33163893), (42, 31584660), (45, 29479016), (56, 23688495), (60, 22109262), (62, 21396060), (63, 21056440), (70, 18950796), (72, 18424385), (84, 15792330), (90, 14739508), (93, 14264040), (105, 12633864), (120, 11054631), (124, 10698030), (126, 10528220), (140, 9475398), (155, 8558424), (168, 7896165), (180, 7369754), (186, 7132020), (210, 6316932), (217, 6113160), (248, 5349015), (252, 5264110), (279, 4754680), (280, 4737699), (310, 4279212), (315, 4211288), (360, 3684877), (372, 3566010), (420, 3158466), (434, 3056580), (465, 2852808), (504, 2632055), (558, 2377340), (620, 2139606), (630, 2105644), (651, 2037720), (744, 1783005), (840, 1579233), (868, 1528290), (930, 1426404), (1085, 1222632), (1116, 1188670), (1240, 1069803), (1260, 1052822), (1302, 1018860), (1395, 950936), (1736, 764145), (1860, 713202), (1953, 679240), (2170, 611316), (2232, 594335), (2520, 526411), (2604, 509430), (2790, 475468), (3255, 407544), (3720, 356601), (3906, 339620), (4340, 305658), (5208, 254715), (5580, 237734), (6510, 203772), (7812, 169810), (8680, 152829), (9765, 135848), (11160, 118867), (13020, 101886), (15624, 84905), (16981, 78120), (19530, 67924), (26040, 50943), (33962, 39060)]