247177560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:486

約数の個数: 192

約数和(自身を含む): 872017920

約数和(自身を除く): 624840360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 127, 140, 147, 168, 196, 210, 245, 254, 280, 294, 331, 381, 392, 420, 490, 508, 588, 635, 662, 735, 762, 840, 889, 980, 993, 1016, 1176, 1270, 1324, 1470, 1524, 1655, 1778, 1905, 1960, 1986, 2317, 2540, 2648, 2667, 2940, 3048, 3310, 3556, 3810, 3972, 4445, 4634, 4965, 5080, 5334, 5880, 6223, 6620, 6951, 7112, 7620, 7944, 8890, 9268, 9930, 10668, 11585, 12446, 13240, 13335, 13902, 15240, 16219, 17780, 18536, 18669, 19860, 21336, 23170, 24892, 26670, 27804, 31115, 32438, 34755, 35560, 37338, 39720, 42037, 46340, 48657, 49784, 53340, 55608, 62230, 64876, 69510, 74676, 81095, 84074, 92680, 93345, 97314, 106680, 124460, 126111, 129752, 139020, 149352, 162190, 168148, 186690, 194628, 210185, 243285, 248920, 252222, 278040, 294259, 324380, 336296, 373380, 389256, 420370, 486570, 504444, 588518, 630555, 648760, 746760, 840740, 882777, 973140, 1008888, 1177036, 1261110, 1471295, 1681480, 1765554, 1946280, 2059813, 2354072, 2522220, 2942590, 3531108, 4119626, 4413885, 5044440, 5885180, 6179439, 7062216, 8239252, 8827770, 10299065, 11770360, 12358878, 16478504, 17655540, 20598130, 24717756, 30897195, 35311080, 41196260, 49435512, 61794390, 82392520, 123588780, 247177560]

約数ペア:

[(1, 247177560), (2, 123588780), (3, 82392520), (4, 61794390), (5, 49435512), (6, 41196260), (7, 35311080), (8, 30897195), (10, 24717756), (12, 20598130), (14, 17655540), (15, 16478504), (20, 12358878), (21, 11770360), (24, 10299065), (28, 8827770), (30, 8239252), (35, 7062216), (40, 6179439), (42, 5885180), (49, 5044440), (56, 4413885), (60, 4119626), (70, 3531108), (84, 2942590), (98, 2522220), (105, 2354072), (120, 2059813), (127, 1946280), (140, 1765554), (147, 1681480), (168, 1471295), (196, 1261110), (210, 1177036), (245, 1008888), (254, 973140), (280, 882777), (294, 840740), (331, 746760), (381, 648760), (392, 630555), (420, 588518), (490, 504444), (508, 486570), (588, 420370), (635, 389256), (662, 373380), (735, 336296), (762, 324380), (840, 294259), (889, 278040), (980, 252222), (993, 248920), (1016, 243285), (1176, 210185), (1270, 194628), (1324, 186690), (1470, 168148), (1524, 162190), (1655, 149352), (1778, 139020), (1905, 129752), (1960, 126111), (1986, 124460), (2317, 106680), (2540, 97314), (2648, 93345), (2667, 92680), (2940, 84074), (3048, 81095), (3310, 74676), (3556, 69510), (3810, 64876), (3972, 62230), (4445, 55608), (4634, 53340), (4965, 49784), (5080, 48657), (5334, 46340), (5880, 42037), (6223, 39720), (6620, 37338), (6951, 35560), (7112, 34755), (7620, 32438), (7944, 31115), (8890, 27804), (9268, 26670), (9930, 24892), (10668, 23170), (11585, 21336), (12446, 19860), (13240, 18669), (13335, 18536), (13902, 17780), (15240, 16219)]