20180877480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1571}}^1\times {\mathrm{2099}}^1$

素因数の和:3704

約数の個数: 192

約数和(自身を含む): 69523272000

約数和(自身を除く): 49342394520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 1571, 2040, 2099, 3060, 3142, 4198, 4713, 6120, 6284, 6297, 7855, 8396, 9426, 10495, 12568, 12594, 14139, 15710, 16792, 18852, 18891, 20990, 23565, 25188, 26707, 28278, 31420, 31485, 35683, 37704, 37782, 41980, 47130, 50376, 53414, 56556, 62840, 62970, 70695, 71366, 75564, 80121, 83960, 94260, 94455, 106828, 107049, 113112, 125940, 133535, 141390, 142732, 151128, 160242, 178415, 188520, 188910, 213656, 214098, 240363, 251880, 267070, 282780, 285464, 320484, 321147, 356830, 377820, 400605, 428196, 480726, 534140, 535245, 565560, 640968, 642294, 713660, 755640, 801210, 856392, 961452, 1068280, 1070490, 1201815, 1284588, 1427320, 1602420, 1605735, 1922904, 2140980, 2403630, 2569176, 3204840, 3211470, 3297529, 4281960, 4807260, 6422940, 6595058, 9614520, 9892587, 12845880, 13190116, 16487645, 19785174, 26380232, 29677761, 32975290, 39570348, 49462935, 56057993, 59355522, 65950580, 79140696, 98925870, 112115986, 118711044, 131901160, 148388805, 168173979, 197851740, 224231972, 237422088, 280289965, 296777610, 336347958, 395703480, 448463944, 504521937, 560579930, 593555220, 672695916, 840869895, 1009043874, 1121159860, 1187110440, 1345391832, 1681739790, 2018087748, 2242319720, 2522609685, 3363479580, 4036175496, 5045219370, 6726959160, 10090438740, 20180877480]

約数ペア:

[(1, 20180877480), (2, 10090438740), (3, 6726959160), (4, 5045219370), (5, 4036175496), (6, 3363479580), (8, 2522609685), (9, 2242319720), (10, 2018087748), (12, 1681739790), (15, 1345391832), (17, 1187110440), (18, 1121159860), (20, 1009043874), (24, 840869895), (30, 672695916), (34, 593555220), (36, 560579930), (40, 504521937), (45, 448463944), (51, 395703480), (60, 336347958), (68, 296777610), (72, 280289965), (85, 237422088), (90, 224231972), (102, 197851740), (120, 168173979), (136, 148388805), (153, 131901160), (170, 118711044), (180, 112115986), (204, 98925870), (255, 79140696), (306, 65950580), (340, 59355522), (360, 56057993), (408, 49462935), (510, 39570348), (612, 32975290), (680, 29677761), (765, 26380232), (1020, 19785174), (1224, 16487645), (1530, 13190116), (1571, 12845880), (2040, 9892587), (2099, 9614520), (3060, 6595058), (3142, 6422940), (4198, 4807260), (4713, 4281960), (6120, 3297529), (6284, 3211470), (6297, 3204840), (7855, 2569176), (8396, 2403630), (9426, 2140980), (10495, 1922904), (12568, 1605735), (12594, 1602420), (14139, 1427320), (15710, 1284588), (16792, 1201815), (18852, 1070490), (18891, 1068280), (20990, 961452), (23565, 856392), (25188, 801210), (26707, 755640), (28278, 713660), (31420, 642294), (31485, 640968), (35683, 565560), (37704, 535245), (37782, 534140), (41980, 480726), (47130, 428196), (50376, 400605), (53414, 377820), (56556, 356830), (62840, 321147), (62970, 320484), (70695, 285464), (71366, 282780), (75564, 267070), (80121, 251880), (83960, 240363), (94260, 214098), (94455, 213656), (106828, 188910), (107049, 188520), (113112, 178415), (125940, 160242), (133535, 151128), (141390, 142732)]