141435280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 399974400

約数和(自身を除く): 258539120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 79, 80, 92, 112, 115, 139, 140, 158, 161, 184, 230, 278, 280, 316, 322, 368, 395, 460, 553, 556, 560, 632, 644, 695, 790, 805, 920, 973, 1106, 1112, 1264, 1288, 1390, 1580, 1610, 1817, 1840, 1946, 2212, 2224, 2576, 2765, 2780, 3160, 3197, 3220, 3634, 3892, 4424, 4865, 5530, 5560, 6320, 6394, 6440, 7268, 7784, 8848, 9085, 9730, 10981, 11060, 11120, 12719, 12788, 12880, 14536, 15568, 15985, 18170, 19460, 21962, 22120, 22379, 25438, 25576, 29072, 31970, 36340, 38920, 43924, 44240, 44758, 50876, 51152, 54905, 63595, 63940, 72680, 76867, 77840, 87848, 89516, 101752, 109810, 111895, 127190, 127880, 145360, 153734, 175696, 179032, 203504, 219620, 223790, 252563, 254380, 255760, 307468, 358064, 384335, 439240, 447580, 505126, 508760, 614936, 768670, 878480, 895160, 1010252, 1017520, 1229872, 1262815, 1537340, 1767941, 1790320, 2020504, 2525630, 3074680, 3535882, 4041008, 5051260, 6149360, 7071764, 8839705, 10102520, 14143528, 17679410, 20205040, 28287056, 35358820, 70717640, 141435280]

約数ペア:

[(1, 141435280), (2, 70717640), (4, 35358820), (5, 28287056), (7, 20205040), (8, 17679410), (10, 14143528), (14, 10102520), (16, 8839705), (20, 7071764), (23, 6149360), (28, 5051260), (35, 4041008), (40, 3535882), (46, 3074680), (56, 2525630), (70, 2020504), (79, 1790320), (80, 1767941), (92, 1537340), (112, 1262815), (115, 1229872), (139, 1017520), (140, 1010252), (158, 895160), (161, 878480), (184, 768670), (230, 614936), (278, 508760), (280, 505126), (316, 447580), (322, 439240), (368, 384335), (395, 358064), (460, 307468), (553, 255760), (556, 254380), (560, 252563), (632, 223790), (644, 219620), (695, 203504), (790, 179032), (805, 175696), (920, 153734), (973, 145360), (1106, 127880), (1112, 127190), (1264, 111895), (1288, 109810), (1390, 101752), (1580, 89516), (1610, 87848), (1817, 77840), (1840, 76867), (1946, 72680), (2212, 63940), (2224, 63595), (2576, 54905), (2765, 51152), (2780, 50876), (3160, 44758), (3197, 44240), (3220, 43924), (3634, 38920), (3892, 36340), (4424, 31970), (4865, 29072), (5530, 25576), (5560, 25438), (6320, 22379), (6394, 22120), (6440, 21962), (7268, 19460), (7784, 18170), (8848, 15985), (9085, 15568), (9730, 14536), (10981, 12880), (11060, 12788), (11120, 12719)]