87210760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 258249600

約数和(自身を除く): 171038840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 97, 104, 130, 133, 140, 152, 169, 182, 190, 194, 247, 260, 266, 280, 338, 364, 380, 388, 455, 485, 494, 520, 532, 665, 676, 679, 728, 760, 776, 845, 910, 970, 988, 1064, 1183, 1235, 1261, 1330, 1352, 1358, 1690, 1729, 1820, 1843, 1940, 1976, 2366, 2470, 2522, 2660, 2716, 3211, 3380, 3395, 3458, 3640, 3686, 3880, 4732, 4940, 5044, 5320, 5432, 5915, 6305, 6422, 6760, 6790, 6916, 7372, 8645, 8827, 9215, 9464, 9880, 10088, 11830, 12610, 12844, 12901, 13580, 13832, 14744, 16055, 16393, 17290, 17654, 18430, 22477, 23660, 23959, 25220, 25688, 25802, 27160, 32110, 32786, 34580, 35308, 36860, 44135, 44954, 47320, 47918, 50440, 51604, 64220, 64505, 65572, 69160, 70616, 73720, 81965, 88270, 89908, 95836, 103208, 112385, 114751, 119795, 128440, 129010, 131144, 163930, 167713, 176540, 179816, 191672, 224770, 229502, 239590, 258020, 311467, 327860, 335426, 353080, 449540, 459004, 479180, 516040, 573755, 622934, 655720, 670852, 838565, 899080, 918008, 958360, 1147510, 1245868, 1341704, 1557335, 1677130, 2180269, 2295020, 2491736, 3114670, 3354260, 4360538, 4590040, 6229340, 6708520, 8721076, 10901345, 12458680, 17442152, 21802690, 43605380, 87210760]

約数ペア:

[(1, 87210760), (2, 43605380), (4, 21802690), (5, 17442152), (7, 12458680), (8, 10901345), (10, 8721076), (13, 6708520), (14, 6229340), (19, 4590040), (20, 4360538), (26, 3354260), (28, 3114670), (35, 2491736), (38, 2295020), (40, 2180269), (52, 1677130), (56, 1557335), (65, 1341704), (70, 1245868), (76, 1147510), (91, 958360), (95, 918008), (97, 899080), (104, 838565), (130, 670852), (133, 655720), (140, 622934), (152, 573755), (169, 516040), (182, 479180), (190, 459004), (194, 449540), (247, 353080), (260, 335426), (266, 327860), (280, 311467), (338, 258020), (364, 239590), (380, 229502), (388, 224770), (455, 191672), (485, 179816), (494, 176540), (520, 167713), (532, 163930), (665, 131144), (676, 129010), (679, 128440), (728, 119795), (760, 114751), (776, 112385), (845, 103208), (910, 95836), (970, 89908), (988, 88270), (1064, 81965), (1183, 73720), (1235, 70616), (1261, 69160), (1330, 65572), (1352, 64505), (1358, 64220), (1690, 51604), (1729, 50440), (1820, 47918), (1843, 47320), (1940, 44954), (1976, 44135), (2366, 36860), (2470, 35308), (2522, 34580), (2660, 32786), (2716, 32110), (3211, 27160), (3380, 25802), (3395, 25688), (3458, 25220), (3640, 23959), (3686, 23660), (3880, 22477), (4732, 18430), (4940, 17654), (5044, 17290), (5320, 16393), (5432, 16055), (5915, 14744), (6305, 13832), (6422, 13580), (6760, 12901), (6790, 12844), (6916, 12610), (7372, 11830), (8645, 10088), (8827, 9880), (9215, 9464)]