129632140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 333014976

約数和(自身を除く): 203382836

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 34, 44, 46, 55, 68, 85, 92, 110, 115, 121, 137, 170, 187, 220, 230, 242, 253, 274, 340, 374, 391, 460, 484, 506, 548, 605, 685, 748, 782, 935, 1012, 1210, 1265, 1370, 1507, 1564, 1870, 1955, 2057, 2329, 2420, 2530, 2740, 2783, 3014, 3151, 3740, 3910, 4114, 4301, 4658, 5060, 5566, 6028, 6302, 7535, 7820, 8228, 8602, 9316, 10285, 11132, 11645, 12604, 13915, 15070, 15755, 16577, 17204, 20570, 21505, 23290, 25619, 27830, 30140, 31510, 33154, 34661, 41140, 43010, 46580, 47311, 51238, 53567, 55660, 63020, 66308, 69322, 82885, 86020, 94622, 102476, 107134, 128095, 138644, 165770, 173305, 189244, 214268, 236555, 256190, 267835, 281809, 331540, 346610, 381271, 473110, 512380, 535670, 563618, 589237, 693220, 762542, 946220, 1071340, 1127236, 1178474, 1409045, 1525084, 1906355, 2356948, 2818090, 2946185, 3812710, 5636180, 5892370, 6481607, 7625420, 11784740, 12963214, 25926428, 32408035, 64816070, 129632140]

約数ペア:

[(1, 129632140), (2, 64816070), (4, 32408035), (5, 25926428), (10, 12963214), (11, 11784740), (17, 7625420), (20, 6481607), (22, 5892370), (23, 5636180), (34, 3812710), (44, 2946185), (46, 2818090), (55, 2356948), (68, 1906355), (85, 1525084), (92, 1409045), (110, 1178474), (115, 1127236), (121, 1071340), (137, 946220), (170, 762542), (187, 693220), (220, 589237), (230, 563618), (242, 535670), (253, 512380), (274, 473110), (340, 381271), (374, 346610), (391, 331540), (460, 281809), (484, 267835), (506, 256190), (548, 236555), (605, 214268), (685, 189244), (748, 173305), (782, 165770), (935, 138644), (1012, 128095), (1210, 107134), (1265, 102476), (1370, 94622), (1507, 86020), (1564, 82885), (1870, 69322), (1955, 66308), (2057, 63020), (2329, 55660), (2420, 53567), (2530, 51238), (2740, 47311), (2783, 46580), (3014, 43010), (3151, 41140), (3740, 34661), (3910, 33154), (4114, 31510), (4301, 30140), (4658, 27830), (5060, 25619), (5566, 23290), (6028, 21505), (6302, 20570), (7535, 17204), (7820, 16577), (8228, 15755), (8602, 15070), (9316, 13915), (10285, 12604), (11132, 11645)]