212134860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5431}}^1$

素因数の和:5484

約数の個数: 144

約数和(自身を含む): 759263232

約数和(自身を除く): 547128372

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5431, 5580, 6510, 7812, 9765, 10862, 13020, 16293, 19530, 21724, 27155, 32586, 38017, 39060, 48879, 54310, 65172, 76034, 81465, 97758, 108620, 114051, 152068, 162930, 168361, 190085, 195516, 228102, 244395, 325860, 336722, 342153, 380170, 456204, 488790, 505083, 570255, 673444, 684306, 760340, 841805, 977580, 1010166, 1140510, 1178527, 1368612, 1515249, 1683610, 1710765, 2020332, 2281020, 2357054, 2525415, 3030498, 3367220, 3421530, 3535581, 4714108, 5050830, 5892635, 6060996, 6843060, 7071162, 7576245, 10101660, 10606743, 11785270, 14142324, 15152490, 17677905, 21213486, 23570540, 30304980, 35355810, 42426972, 53033715, 70711620, 106067430, 212134860]

約数ペア:

[(1, 212134860), (2, 106067430), (3, 70711620), (4, 53033715), (5, 42426972), (6, 35355810), (7, 30304980), (9, 23570540), (10, 21213486), (12, 17677905), (14, 15152490), (15, 14142324), (18, 11785270), (20, 10606743), (21, 10101660), (28, 7576245), (30, 7071162), (31, 6843060), (35, 6060996), (36, 5892635), (42, 5050830), (45, 4714108), (60, 3535581), (62, 3421530), (63, 3367220), (70, 3030498), (84, 2525415), (90, 2357054), (93, 2281020), (105, 2020332), (124, 1710765), (126, 1683610), (140, 1515249), (155, 1368612), (180, 1178527), (186, 1140510), (210, 1010166), (217, 977580), (252, 841805), (279, 760340), (310, 684306), (315, 673444), (372, 570255), (420, 505083), (434, 488790), (465, 456204), (558, 380170), (620, 342153), (630, 336722), (651, 325860), (868, 244395), (930, 228102), (1085, 195516), (1116, 190085), (1260, 168361), (1302, 162930), (1395, 152068), (1860, 114051), (1953, 108620), (2170, 97758), (2604, 81465), (2790, 76034), (3255, 65172), (3906, 54310), (4340, 48879), (5431, 39060), (5580, 38017), (6510, 32586), (7812, 27155), (9765, 21724), (10862, 19530), (13020, 16293)]