70268940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 216

約数和(自身を含む): 256943232

約数和(自身を除く): 186674292

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, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 196, 210, 217, 245, 252, 257, 279, 294, 310, 315, 372, 420, 434, 441, 465, 490, 514, 558, 588, 620, 630, 651, 735, 771, 868, 882, 930, 980, 1028, 1085, 1116, 1260, 1285, 1302, 1395, 1470, 1519, 1542, 1764, 1799, 1860, 1953, 2170, 2205, 2313, 2570, 2604, 2790, 2940, 3038, 3084, 3255, 3598, 3855, 3906, 4340, 4410, 4557, 4626, 5140, 5397, 5580, 6076, 6510, 7196, 7595, 7710, 7812, 7967, 8820, 8995, 9114, 9252, 9765, 10794, 11565, 12593, 13020, 13671, 15190, 15420, 15934, 16191, 17990, 18228, 19530, 21588, 22785, 23130, 23901, 25186, 26985, 27342, 30380, 31868, 32382, 35980, 37779, 39060, 39835, 45570, 46260, 47802, 50372, 53970, 54684, 55769, 62965, 64764, 68355, 71703, 75558, 79670, 80955, 91140, 95604, 107940, 111538, 113337, 119505, 125930, 136710, 143406, 151116, 159340, 161910, 167307, 188895, 223076, 226674, 239010, 251860, 273420, 278845, 286812, 323820, 334614, 358515, 377790, 390383, 453348, 478020, 501921, 557690, 566685, 669228, 717030, 755580, 780766, 836535, 1003842, 1115380, 1133370, 1171149, 1434060, 1561532, 1673070, 1951915, 2007684, 2266740, 2342298, 2509605, 3346140, 3513447, 3903830, 4684596, 5019210, 5855745, 7026894, 7807660, 10038420, 11711490, 14053788, 17567235, 23422980, 35134470, 70268940]

約数ペア:

[(1, 70268940), (2, 35134470), (3, 23422980), (4, 17567235), (5, 14053788), (6, 11711490), (7, 10038420), (9, 7807660), (10, 7026894), (12, 5855745), (14, 5019210), (15, 4684596), (18, 3903830), (20, 3513447), (21, 3346140), (28, 2509605), (30, 2342298), (31, 2266740), (35, 2007684), (36, 1951915), (42, 1673070), (45, 1561532), (49, 1434060), (60, 1171149), (62, 1133370), (63, 1115380), (70, 1003842), (84, 836535), (90, 780766), (93, 755580), (98, 717030), (105, 669228), (124, 566685), (126, 557690), (140, 501921), (147, 478020), (155, 453348), (180, 390383), (186, 377790), (196, 358515), (210, 334614), (217, 323820), (245, 286812), (252, 278845), (257, 273420), (279, 251860), (294, 239010), (310, 226674), (315, 223076), (372, 188895), (420, 167307), (434, 161910), (441, 159340), (465, 151116), (490, 143406), (514, 136710), (558, 125930), (588, 119505), (620, 113337), (630, 111538), (651, 107940), (735, 95604), (771, 91140), (868, 80955), (882, 79670), (930, 75558), (980, 71703), (1028, 68355), (1085, 64764), (1116, 62965), (1260, 55769), (1285, 54684), (1302, 53970), (1395, 50372), (1470, 47802), (1519, 46260), (1542, 45570), (1764, 39835), (1799, 39060), (1860, 37779), (1953, 35980), (2170, 32382), (2205, 31868), (2313, 30380), (2570, 27342), (2604, 26985), (2790, 25186), (2940, 23901), (3038, 23130), (3084, 22785), (3255, 21588), (3598, 19530), (3855, 18228), (3906, 17990), (4340, 16191), (4410, 15934), (4557, 15420), (4626, 15190), (5140, 13671), (5397, 13020), (5580, 12593), (6076, 11565), (6510, 10794), (7196, 9765), (7595, 9252), (7710, 9114), (7812, 8995), (7967, 8820)]