85749720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 256

約数和(自身を含む): 315187200

約数和(自身を除く): 229437480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 37, 40, 42, 56, 60, 62, 70, 74, 84, 89, 93, 105, 111, 120, 124, 140, 148, 155, 168, 178, 185, 186, 210, 217, 222, 248, 259, 267, 280, 296, 310, 356, 370, 372, 420, 434, 444, 445, 465, 518, 534, 555, 620, 623, 651, 712, 740, 744, 777, 840, 868, 888, 890, 930, 1036, 1068, 1085, 1110, 1147, 1240, 1246, 1295, 1302, 1335, 1480, 1554, 1736, 1780, 1860, 1869, 2072, 2136, 2170, 2220, 2294, 2492, 2590, 2604, 2670, 2759, 3108, 3115, 3255, 3293, 3441, 3560, 3720, 3738, 3885, 4340, 4440, 4588, 4984, 5180, 5208, 5340, 5518, 5735, 6216, 6230, 6510, 6586, 6882, 7476, 7770, 8029, 8277, 8680, 9176, 9345, 9879, 10360, 10680, 11036, 11470, 12460, 13020, 13172, 13764, 13795, 14952, 15540, 16058, 16465, 16554, 17205, 18690, 19313, 19758, 22072, 22940, 23051, 24087, 24920, 26040, 26344, 27528, 27590, 31080, 32116, 32930, 33108, 34410, 37380, 38626, 39516, 40145, 41385, 45880, 46102, 48174, 49395, 55180, 57939, 64232, 65860, 66216, 68820, 69153, 74760, 77252, 79032, 80290, 82770, 92204, 96348, 96565, 98790, 102083, 110360, 115255, 115878, 120435, 131720, 137640, 138306, 154504, 160580, 165540, 184408, 192696, 193130, 197580, 204166, 230510, 231756, 240870, 276612, 289695, 306249, 321160, 331080, 345765, 386260, 395160, 408332, 461020, 463512, 481740, 510415, 553224, 579390, 612498, 691530, 714581, 772520, 816664, 922040, 963480, 1020830, 1158780, 1224996, 1383060, 1429162, 1531245, 2041660, 2143743, 2317560, 2449992, 2766120, 2858324, 3062490, 3572905, 4083320, 4287486, 5716648, 6124980, 7145810, 8574972, 10718715, 12249960, 14291620, 17149944, 21437430, 28583240, 42874860, 85749720]

約数ペア:

[(1, 85749720), (2, 42874860), (3, 28583240), (4, 21437430), (5, 17149944), (6, 14291620), (7, 12249960), (8, 10718715), (10, 8574972), (12, 7145810), (14, 6124980), (15, 5716648), (20, 4287486), (21, 4083320), (24, 3572905), (28, 3062490), (30, 2858324), (31, 2766120), (35, 2449992), (37, 2317560), (40, 2143743), (42, 2041660), (56, 1531245), (60, 1429162), (62, 1383060), (70, 1224996), (74, 1158780), (84, 1020830), (89, 963480), (93, 922040), (105, 816664), (111, 772520), (120, 714581), (124, 691530), (140, 612498), (148, 579390), (155, 553224), (168, 510415), (178, 481740), (185, 463512), (186, 461020), (210, 408332), (217, 395160), (222, 386260), (248, 345765), (259, 331080), (267, 321160), (280, 306249), (296, 289695), (310, 276612), (356, 240870), (370, 231756), (372, 230510), (420, 204166), (434, 197580), (444, 193130), (445, 192696), (465, 184408), (518, 165540), (534, 160580), (555, 154504), (620, 138306), (623, 137640), (651, 131720), (712, 120435), (740, 115878), (744, 115255), (777, 110360), (840, 102083), (868, 98790), (888, 96565), (890, 96348), (930, 92204), (1036, 82770), (1068, 80290), (1085, 79032), (1110, 77252), (1147, 74760), (1240, 69153), (1246, 68820), (1295, 66216), (1302, 65860), (1335, 64232), (1480, 57939), (1554, 55180), (1736, 49395), (1780, 48174), (1860, 46102), (1869, 45880), (2072, 41385), (2136, 40145), (2170, 39516), (2220, 38626), (2294, 37380), (2492, 34410), (2590, 33108), (2604, 32930), (2670, 32116), (2759, 31080), (3108, 27590), (3115, 27528), (3255, 26344), (3293, 26040), (3441, 24920), (3560, 24087), (3720, 23051), (3738, 22940), (3885, 22072), (4340, 19758), (4440, 19313), (4588, 18690), (4984, 17205), (5180, 16554), (5208, 16465), (5340, 16058), (5518, 15540), (5735, 14952), (6216, 13795), (6230, 13764), (6510, 13172), (6586, 13020), (6882, 12460), (7476, 11470), (7770, 11036), (8029, 10680), (8277, 10360), (8680, 9879), (9176, 9345)]