397396440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5087}}^1$

素因数の和:5142

約数の個数: 192

約数和(自身を含む): 1523957760

約数和(自身を除く): 1126561320

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, 5087, 5208, 5580, 6510, 7812, 8680, 9765, 10174, 11160, 13020, 15261, 15624, 19530, 20348, 25435, 26040, 30522, 35609, 39060, 40696, 45783, 50870, 61044, 71218, 76305, 78120, 91566, 101740, 106827, 122088, 142436, 152610, 157697, 178045, 183132, 203480, 213654, 228915, 284872, 305220, 315394, 320481, 356090, 366264, 427308, 457830, 473091, 534135, 610440, 630788, 640962, 712180, 788485, 854616, 915660, 946182, 1068270, 1103879, 1261576, 1281924, 1419273, 1424360, 1576970, 1602405, 1831320, 1892364, 2136540, 2207758, 2365455, 2563848, 2838546, 3153940, 3204810, 3311637, 3784728, 4273080, 4415516, 4730910, 5519395, 5677092, 6307880, 6409620, 6623274, 7096365, 8831032, 9461820, 9934911, 11038790, 11354184, 12819240, 13246548, 14192730, 16558185, 18923640, 19869822, 22077580, 26493096, 28385460, 33116370, 39739644, 44155160, 49674555, 56770920, 66232740, 79479288, 99349110, 132465480, 198698220, 397396440]

約数ペア:

[(1, 397396440), (2, 198698220), (3, 132465480), (4, 99349110), (5, 79479288), (6, 66232740), (7, 56770920), (8, 49674555), (9, 44155160), (10, 39739644), (12, 33116370), (14, 28385460), (15, 26493096), (18, 22077580), (20, 19869822), (21, 18923640), (24, 16558185), (28, 14192730), (30, 13246548), (31, 12819240), (35, 11354184), (36, 11038790), (40, 9934911), (42, 9461820), (45, 8831032), (56, 7096365), (60, 6623274), (62, 6409620), (63, 6307880), (70, 5677092), (72, 5519395), (84, 4730910), (90, 4415516), (93, 4273080), (105, 3784728), (120, 3311637), (124, 3204810), (126, 3153940), (140, 2838546), (155, 2563848), (168, 2365455), (180, 2207758), (186, 2136540), (210, 1892364), (217, 1831320), (248, 1602405), (252, 1576970), (279, 1424360), (280, 1419273), (310, 1281924), (315, 1261576), (360, 1103879), (372, 1068270), (420, 946182), (434, 915660), (465, 854616), (504, 788485), (558, 712180), (620, 640962), (630, 630788), (651, 610440), (744, 534135), (840, 473091), (868, 457830), (930, 427308), (1085, 366264), (1116, 356090), (1240, 320481), (1260, 315394), (1302, 305220), (1395, 284872), (1736, 228915), (1860, 213654), (1953, 203480), (2170, 183132), (2232, 178045), (2520, 157697), (2604, 152610), (2790, 142436), (3255, 122088), (3720, 106827), (3906, 101740), (4340, 91566), (5087, 78120), (5208, 76305), (5580, 71218), (6510, 61044), (7812, 50870), (8680, 45783), (9765, 40696), (10174, 39060), (11160, 35609), (13020, 30522), (15261, 26040), (15624, 25435), (19530, 20348)]