157440920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 192

約数和(自身を含む): 458498880

約数和(自身を除く): 301057960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 37, 40, 49, 52, 56, 65, 70, 74, 91, 98, 104, 130, 140, 148, 167, 182, 185, 196, 245, 259, 260, 280, 296, 334, 364, 370, 392, 455, 481, 490, 518, 520, 637, 668, 728, 740, 835, 910, 962, 980, 1036, 1169, 1274, 1295, 1336, 1480, 1670, 1813, 1820, 1924, 1960, 2072, 2171, 2338, 2405, 2548, 2590, 3185, 3340, 3367, 3626, 3640, 3848, 4342, 4676, 4810, 5096, 5180, 5845, 6179, 6370, 6680, 6734, 7252, 8183, 8684, 9065, 9352, 9620, 10360, 10855, 11690, 12358, 12740, 13468, 14504, 15197, 16366, 16835, 17368, 18130, 19240, 21710, 23380, 23569, 24716, 25480, 26936, 30394, 30895, 32732, 33670, 36260, 40915, 43253, 43420, 46760, 47138, 49432, 60788, 61790, 65464, 67340, 72520, 75985, 80327, 81830, 86506, 86840, 94276, 106379, 117845, 121576, 123580, 134680, 151970, 160654, 163660, 173012, 188552, 212758, 216265, 235690, 247160, 302771, 303940, 321308, 327320, 346024, 401635, 425516, 432530, 471380, 531895, 562289, 605542, 607880, 642616, 803270, 851032, 865060, 942760, 1063790, 1124578, 1211084, 1513855, 1606540, 1730120, 2127580, 2249156, 2422168, 2811445, 3027710, 3213080, 3936023, 4255160, 4498312, 5622890, 6055420, 7872046, 11245780, 12110840, 15744092, 19680115, 22491560, 31488184, 39360230, 78720460, 157440920]

約数ペア:

[(1, 157440920), (2, 78720460), (4, 39360230), (5, 31488184), (7, 22491560), (8, 19680115), (10, 15744092), (13, 12110840), (14, 11245780), (20, 7872046), (26, 6055420), (28, 5622890), (35, 4498312), (37, 4255160), (40, 3936023), (49, 3213080), (52, 3027710), (56, 2811445), (65, 2422168), (70, 2249156), (74, 2127580), (91, 1730120), (98, 1606540), (104, 1513855), (130, 1211084), (140, 1124578), (148, 1063790), (167, 942760), (182, 865060), (185, 851032), (196, 803270), (245, 642616), (259, 607880), (260, 605542), (280, 562289), (296, 531895), (334, 471380), (364, 432530), (370, 425516), (392, 401635), (455, 346024), (481, 327320), (490, 321308), (518, 303940), (520, 302771), (637, 247160), (668, 235690), (728, 216265), (740, 212758), (835, 188552), (910, 173012), (962, 163660), (980, 160654), (1036, 151970), (1169, 134680), (1274, 123580), (1295, 121576), (1336, 117845), (1480, 106379), (1670, 94276), (1813, 86840), (1820, 86506), (1924, 81830), (1960, 80327), (2072, 75985), (2171, 72520), (2338, 67340), (2405, 65464), (2548, 61790), (2590, 60788), (3185, 49432), (3340, 47138), (3367, 46760), (3626, 43420), (3640, 43253), (3848, 40915), (4342, 36260), (4676, 33670), (4810, 32732), (5096, 30895), (5180, 30394), (5845, 26936), (6179, 25480), (6370, 24716), (6680, 23569), (6734, 23380), (7252, 21710), (8183, 19240), (8684, 18130), (9065, 17368), (9352, 16835), (9620, 16366), (10360, 15197), (10855, 14504), (11690, 13468), (12358, 12740)]