2420237680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:567

約数の個数: 160

約数和(自身を含む): 6568151040

約数和(自身を除く): 4147913360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 227, 241, 280, 316, 395, 454, 482, 553, 560, 632, 790, 908, 964, 1106, 1135, 1205, 1264, 1580, 1589, 1687, 1816, 1928, 2212, 2270, 2410, 2765, 3160, 3178, 3374, 3632, 3856, 4424, 4540, 4820, 5530, 6320, 6356, 6748, 7945, 8435, 8848, 9080, 9640, 11060, 12712, 13496, 15890, 16870, 17933, 18160, 19039, 19280, 22120, 25424, 26992, 31780, 33740, 35866, 38078, 44240, 54707, 63560, 67480, 71732, 76156, 89665, 95195, 109414, 125531, 127120, 133273, 134960, 143464, 152312, 179330, 190390, 218828, 251062, 266546, 273535, 286928, 304624, 358660, 380780, 382949, 437656, 502124, 533092, 547070, 627655, 666365, 717320, 761560, 765898, 875312, 1004248, 1066184, 1094140, 1255310, 1332730, 1434640, 1523120, 1531796, 1914745, 2008496, 2132368, 2188280, 2510620, 2665460, 3063592, 3829490, 4321853, 4376560, 5021240, 5330920, 6127184, 7658980, 8643706, 10042480, 10661840, 15317960, 17287412, 21609265, 30252971, 30635920, 34574824, 43218530, 60505942, 69149648, 86437060, 121011884, 151264855, 172874120, 242023768, 302529710, 345748240, 484047536, 605059420, 1210118840, 2420237680]

約数ペア:

[(1, 2420237680), (2, 1210118840), (4, 605059420), (5, 484047536), (7, 345748240), (8, 302529710), (10, 242023768), (14, 172874120), (16, 151264855), (20, 121011884), (28, 86437060), (35, 69149648), (40, 60505942), (56, 43218530), (70, 34574824), (79, 30635920), (80, 30252971), (112, 21609265), (140, 17287412), (158, 15317960), (227, 10661840), (241, 10042480), (280, 8643706), (316, 7658980), (395, 6127184), (454, 5330920), (482, 5021240), (553, 4376560), (560, 4321853), (632, 3829490), (790, 3063592), (908, 2665460), (964, 2510620), (1106, 2188280), (1135, 2132368), (1205, 2008496), (1264, 1914745), (1580, 1531796), (1589, 1523120), (1687, 1434640), (1816, 1332730), (1928, 1255310), (2212, 1094140), (2270, 1066184), (2410, 1004248), (2765, 875312), (3160, 765898), (3178, 761560), (3374, 717320), (3632, 666365), (3856, 627655), (4424, 547070), (4540, 533092), (4820, 502124), (5530, 437656), (6320, 382949), (6356, 380780), (6748, 358660), (7945, 304624), (8435, 286928), (8848, 273535), (9080, 266546), (9640, 251062), (11060, 218828), (12712, 190390), (13496, 179330), (15890, 152312), (16870, 143464), (17933, 134960), (18160, 133273), (19039, 127120), (19280, 125531), (22120, 109414), (25424, 95195), (26992, 89665), (31780, 76156), (33740, 71732), (35866, 67480), (38078, 63560), (44240, 54707)]