181845360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 240

約数和(自身を含む): 649958400

約数和(自身を除く): 468113040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 79, 80, 90, 92, 115, 120, 138, 139, 144, 158, 180, 184, 207, 230, 237, 240, 276, 278, 316, 345, 360, 368, 395, 414, 417, 460, 474, 552, 556, 632, 690, 695, 711, 720, 790, 828, 834, 920, 948, 1035, 1104, 1112, 1185, 1251, 1264, 1380, 1390, 1422, 1580, 1656, 1668, 1817, 1840, 1896, 2070, 2085, 2224, 2370, 2502, 2760, 2780, 2844, 3160, 3197, 3312, 3336, 3555, 3634, 3792, 4140, 4170, 4740, 5004, 5451, 5520, 5560, 5688, 6255, 6320, 6394, 6672, 7110, 7268, 8280, 8340, 9085, 9480, 9591, 10008, 10902, 10981, 11120, 11376, 12510, 12788, 14220, 14536, 15985, 16353, 16560, 16680, 18170, 18960, 19182, 20016, 21804, 21962, 25020, 25576, 27255, 28440, 28773, 29072, 31970, 32706, 32943, 33360, 36340, 38364, 43608, 43924, 47955, 50040, 51152, 54510, 54905, 56880, 57546, 63940, 65412, 65886, 72680, 76728, 81765, 87216, 87848, 95910, 98829, 100080, 109020, 109810, 115092, 127880, 130824, 131772, 143865, 145360, 153456, 163530, 164715, 175696, 191820, 197658, 218040, 219620, 230184, 252563, 255760, 261648, 263544, 287730, 327060, 329430, 383640, 395316, 436080, 439240, 460368, 494145, 505126, 527088, 575460, 654120, 658860, 757689, 767280, 790632, 878480, 988290, 1010252, 1150920, 1262815, 1308240, 1317720, 1515378, 1581264, 1976580, 2020504, 2273067, 2301840, 2525630, 2635440, 3030756, 3788445, 3953160, 4041008, 4546134, 5051260, 6061512, 7576890, 7906320, 9092268, 10102520, 11365335, 12123024, 15153780, 18184536, 20205040, 22730670, 30307560, 36369072, 45461340, 60615120, 90922680, 181845360]

約数ペア:

[(1, 181845360), (2, 90922680), (3, 60615120), (4, 45461340), (5, 36369072), (6, 30307560), (8, 22730670), (9, 20205040), (10, 18184536), (12, 15153780), (15, 12123024), (16, 11365335), (18, 10102520), (20, 9092268), (23, 7906320), (24, 7576890), (30, 6061512), (36, 5051260), (40, 4546134), (45, 4041008), (46, 3953160), (48, 3788445), (60, 3030756), (69, 2635440), (72, 2525630), (79, 2301840), (80, 2273067), (90, 2020504), (92, 1976580), (115, 1581264), (120, 1515378), (138, 1317720), (139, 1308240), (144, 1262815), (158, 1150920), (180, 1010252), (184, 988290), (207, 878480), (230, 790632), (237, 767280), (240, 757689), (276, 658860), (278, 654120), (316, 575460), (345, 527088), (360, 505126), (368, 494145), (395, 460368), (414, 439240), (417, 436080), (460, 395316), (474, 383640), (552, 329430), (556, 327060), (632, 287730), (690, 263544), (695, 261648), (711, 255760), (720, 252563), (790, 230184), (828, 219620), (834, 218040), (920, 197658), (948, 191820), (1035, 175696), (1104, 164715), (1112, 163530), (1185, 153456), (1251, 145360), (1264, 143865), (1380, 131772), (1390, 130824), (1422, 127880), (1580, 115092), (1656, 109810), (1668, 109020), (1817, 100080), (1840, 98829), (1896, 95910), (2070, 87848), (2085, 87216), (2224, 81765), (2370, 76728), (2502, 72680), (2760, 65886), (2780, 65412), (2844, 63940), (3160, 57546), (3197, 56880), (3312, 54905), (3336, 54510), (3555, 51152), (3634, 50040), (3792, 47955), (4140, 43924), (4170, 43608), (4740, 38364), (5004, 36340), (5451, 33360), (5520, 32943), (5560, 32706), (5688, 31970), (6255, 29072), (6320, 28773), (6394, 28440), (6672, 27255), (7110, 25576), (7268, 25020), (8280, 21962), (8340, 21804), (9085, 20016), (9480, 19182), (9591, 18960), (10008, 18170), (10902, 16680), (10981, 16560), (11120, 16353), (11376, 15985), (12510, 14536), (12788, 14220)]