68784660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:643

約数の個数: 192

約数和(自身を含む): 252887040

約数和(自身を除く): 184102380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 587, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1174, 1260, 1302, 1395, 1674, 1761, 1860, 1890, 1953, 2170, 2348, 2604, 2790, 2935, 3255, 3348, 3522, 3780, 3906, 4109, 4185, 4340, 5283, 5580, 5859, 5870, 6510, 7044, 7812, 8218, 8370, 8805, 9765, 10566, 11718, 11740, 12327, 13020, 15849, 16436, 16740, 17610, 18197, 19530, 20545, 21132, 23436, 24654, 26415, 29295, 31698, 35220, 36394, 36981, 39060, 41090, 49308, 52830, 54591, 58590, 61635, 63396, 72788, 73962, 79245, 82180, 90985, 105660, 109182, 110943, 117180, 123270, 127379, 147924, 158490, 163773, 181970, 184905, 218364, 221886, 246540, 254758, 272955, 316980, 327546, 363940, 369810, 382137, 443772, 491319, 509516, 545910, 554715, 636895, 655092, 739620, 764274, 818865, 982638, 1091820, 1109430, 1146411, 1273790, 1528548, 1637730, 1910685, 1965276, 2218860, 2292822, 2456595, 2547580, 3275460, 3439233, 3821370, 4585644, 4913190, 5732055, 6878466, 7642740, 9826380, 11464110, 13756932, 17196165, 22928220, 34392330, 68784660]

約数ペア:

[(1, 68784660), (2, 34392330), (3, 22928220), (4, 17196165), (5, 13756932), (6, 11464110), (7, 9826380), (9, 7642740), (10, 6878466), (12, 5732055), (14, 4913190), (15, 4585644), (18, 3821370), (20, 3439233), (21, 3275460), (27, 2547580), (28, 2456595), (30, 2292822), (31, 2218860), (35, 1965276), (36, 1910685), (42, 1637730), (45, 1528548), (54, 1273790), (60, 1146411), (62, 1109430), (63, 1091820), (70, 982638), (84, 818865), (90, 764274), (93, 739620), (105, 655092), (108, 636895), (124, 554715), (126, 545910), (135, 509516), (140, 491319), (155, 443772), (180, 382137), (186, 369810), (189, 363940), (210, 327546), (217, 316980), (252, 272955), (270, 254758), (279, 246540), (310, 221886), (315, 218364), (372, 184905), (378, 181970), (420, 163773), (434, 158490), (465, 147924), (540, 127379), (558, 123270), (587, 117180), (620, 110943), (630, 109182), (651, 105660), (756, 90985), (837, 82180), (868, 79245), (930, 73962), (945, 72788), (1085, 63396), (1116, 61635), (1174, 58590), (1260, 54591), (1302, 52830), (1395, 49308), (1674, 41090), (1761, 39060), (1860, 36981), (1890, 36394), (1953, 35220), (2170, 31698), (2348, 29295), (2604, 26415), (2790, 24654), (2935, 23436), (3255, 21132), (3348, 20545), (3522, 19530), (3780, 18197), (3906, 17610), (4109, 16740), (4185, 16436), (4340, 15849), (5283, 13020), (5580, 12327), (5859, 11740), (5870, 11718), (6510, 10566), (7044, 9765), (7812, 8805), (8218, 8370)]