81522480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 320

約数和(自身を含む): 303730560

約数和(自身を除く): 222208080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 29, 30, 34, 39, 40, 48, 51, 52, 53, 58, 60, 65, 68, 78, 80, 85, 87, 102, 104, 106, 116, 120, 130, 136, 145, 156, 159, 170, 174, 195, 204, 208, 212, 221, 232, 240, 255, 260, 265, 272, 290, 312, 318, 340, 348, 377, 390, 408, 424, 435, 442, 464, 493, 510, 520, 530, 580, 624, 636, 663, 680, 689, 696, 754, 780, 795, 816, 848, 870, 884, 901, 986, 1020, 1040, 1060, 1105, 1131, 1160, 1272, 1326, 1360, 1378, 1392, 1479, 1508, 1537, 1560, 1590, 1740, 1768, 1802, 1885, 1972, 2040, 2067, 2120, 2210, 2262, 2320, 2465, 2544, 2652, 2703, 2756, 2958, 3016, 3074, 3120, 3180, 3315, 3445, 3480, 3536, 3604, 3770, 3944, 4080, 4134, 4240, 4420, 4505, 4524, 4611, 4930, 5304, 5406, 5512, 5655, 5916, 6032, 6148, 6360, 6409, 6630, 6890, 6960, 7208, 7395, 7540, 7685, 7888, 8268, 8840, 9010, 9048, 9222, 9860, 10335, 10608, 10812, 11024, 11310, 11713, 11832, 12296, 12720, 12818, 13260, 13515, 13780, 14416, 14790, 15080, 15370, 16536, 17680, 18020, 18096, 18444, 19227, 19720, 19981, 20670, 21624, 22620, 23055, 23426, 23664, 24592, 25636, 26129, 26520, 27030, 27560, 29580, 30160, 30740, 32045, 33072, 35139, 36040, 36888, 38454, 39440, 39962, 41340, 43248, 45240, 46110, 46852, 51272, 52258, 53040, 54060, 55120, 58565, 59160, 59943, 61480, 64090, 70278, 72080, 73776, 76908, 78387, 79924, 82680, 90480, 92220, 93704, 96135, 99905, 102544, 104516, 108120, 117130, 118320, 119886, 122960, 128180, 130645, 140556, 153816, 156774, 159848, 165360, 175695, 184440, 187408, 192270, 199810, 209032, 216240, 234260, 239772, 256360, 261290, 281112, 299715, 307632, 313548, 319696, 339677, 351390, 368880, 384540, 391935, 399620, 418064, 468520, 479544, 512720, 522580, 562224, 599430, 627096, 679354, 702780, 769080, 783870, 799240, 937040, 959088, 1019031, 1045160, 1198860, 1254192, 1358708, 1405560, 1538160, 1567740, 1598480, 1698385, 2038062, 2090320, 2397720, 2717416, 2811120, 3135480, 3396770, 4076124, 4795440, 5095155, 5434832, 6270960, 6793540, 8152248, 10190310, 13587080, 16304496, 20380620, 27174160, 40761240, 81522480]

約数ペア:

[(1, 81522480), (2, 40761240), (3, 27174160), (4, 20380620), (5, 16304496), (6, 13587080), (8, 10190310), (10, 8152248), (12, 6793540), (13, 6270960), (15, 5434832), (16, 5095155), (17, 4795440), (20, 4076124), (24, 3396770), (26, 3135480), (29, 2811120), (30, 2717416), (34, 2397720), (39, 2090320), (40, 2038062), (48, 1698385), (51, 1598480), (52, 1567740), (53, 1538160), (58, 1405560), (60, 1358708), (65, 1254192), (68, 1198860), (78, 1045160), (80, 1019031), (85, 959088), (87, 937040), (102, 799240), (104, 783870), (106, 769080), (116, 702780), (120, 679354), (130, 627096), (136, 599430), (145, 562224), (156, 522580), (159, 512720), (170, 479544), (174, 468520), (195, 418064), (204, 399620), (208, 391935), (212, 384540), (221, 368880), (232, 351390), (240, 339677), (255, 319696), (260, 313548), (265, 307632), (272, 299715), (290, 281112), (312, 261290), (318, 256360), (340, 239772), (348, 234260), (377, 216240), (390, 209032), (408, 199810), (424, 192270), (435, 187408), (442, 184440), (464, 175695), (493, 165360), (510, 159848), (520, 156774), (530, 153816), (580, 140556), (624, 130645), (636, 128180), (663, 122960), (680, 119886), (689, 118320), (696, 117130), (754, 108120), (780, 104516), (795, 102544), (816, 99905), (848, 96135), (870, 93704), (884, 92220), (901, 90480), (986, 82680), (1020, 79924), (1040, 78387), (1060, 76908), (1105, 73776), (1131, 72080), (1160, 70278), (1272, 64090), (1326, 61480), (1360, 59943), (1378, 59160), (1392, 58565), (1479, 55120), (1508, 54060), (1537, 53040), (1560, 52258), (1590, 51272), (1740, 46852), (1768, 46110), (1802, 45240), (1885, 43248), (1972, 41340), (2040, 39962), (2067, 39440), (2120, 38454), (2210, 36888), (2262, 36040), (2320, 35139), (2465, 33072), (2544, 32045), (2652, 30740), (2703, 30160), (2756, 29580), (2958, 27560), (3016, 27030), (3074, 26520), (3120, 26129), (3180, 25636), (3315, 24592), (3445, 23664), (3480, 23426), (3536, 23055), (3604, 22620), (3770, 21624), (3944, 20670), (4080, 19981), (4134, 19720), (4240, 19227), (4420, 18444), (4505, 18096), (4524, 18020), (4611, 17680), (4930, 16536), (5304, 15370), (5406, 15080), (5512, 14790), (5655, 14416), (5916, 13780), (6032, 13515), (6148, 13260), (6360, 12818), (6409, 12720), (6630, 12296), (6890, 11832), (6960, 11713), (7208, 11310), (7395, 11024), (7540, 10812), (7685, 10608), (7888, 10335), (8268, 9860), (8840, 9222), (9010, 9048)]