428978520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:646

約数の個数: 192

約数和(自身を含む): 1471841280

約数和(自身を除く): 1042862760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 103, 115, 120, 138, 180, 184, 206, 207, 230, 276, 309, 345, 360, 412, 414, 460, 503, 515, 552, 618, 690, 824, 828, 920, 927, 1006, 1030, 1035, 1236, 1380, 1509, 1545, 1656, 1854, 2012, 2060, 2070, 2369, 2472, 2515, 2760, 3018, 3090, 3708, 4024, 4120, 4140, 4527, 4635, 4738, 5030, 6036, 6180, 7107, 7416, 7545, 8280, 9054, 9270, 9476, 10060, 11569, 11845, 12072, 12360, 14214, 15090, 18108, 18540, 18952, 20120, 21321, 22635, 23138, 23690, 28428, 30180, 34707, 35535, 36216, 37080, 42642, 45270, 46276, 47380, 51809, 56856, 57845, 60360, 69414, 71070, 85284, 90540, 92552, 94760, 103618, 104121, 106605, 115690, 138828, 142140, 155427, 170568, 173535, 181080, 207236, 208242, 213210, 231380, 259045, 277656, 284280, 310854, 347070, 414472, 416484, 426420, 462760, 466281, 518090, 520605, 621708, 694140, 777135, 832968, 852840, 932562, 1036180, 1041210, 1191607, 1243416, 1388280, 1554270, 1865124, 2072360, 2082420, 2331405, 2383214, 3108540, 3574821, 3730248, 4164840, 4662810, 4766428, 5958035, 6217080, 7149642, 9325620, 9532856, 10724463, 11916070, 14299284, 17874105, 18651240, 21448926, 23832140, 28598568, 35748210, 42897852, 47664280, 53622315, 71496420, 85795704, 107244630, 142992840, 214489260, 428978520]

約数ペア:

[(1, 428978520), (2, 214489260), (3, 142992840), (4, 107244630), (5, 85795704), (6, 71496420), (8, 53622315), (9, 47664280), (10, 42897852), (12, 35748210), (15, 28598568), (18, 23832140), (20, 21448926), (23, 18651240), (24, 17874105), (30, 14299284), (36, 11916070), (40, 10724463), (45, 9532856), (46, 9325620), (60, 7149642), (69, 6217080), (72, 5958035), (90, 4766428), (92, 4662810), (103, 4164840), (115, 3730248), (120, 3574821), (138, 3108540), (180, 2383214), (184, 2331405), (206, 2082420), (207, 2072360), (230, 1865124), (276, 1554270), (309, 1388280), (345, 1243416), (360, 1191607), (412, 1041210), (414, 1036180), (460, 932562), (503, 852840), (515, 832968), (552, 777135), (618, 694140), (690, 621708), (824, 520605), (828, 518090), (920, 466281), (927, 462760), (1006, 426420), (1030, 416484), (1035, 414472), (1236, 347070), (1380, 310854), (1509, 284280), (1545, 277656), (1656, 259045), (1854, 231380), (2012, 213210), (2060, 208242), (2070, 207236), (2369, 181080), (2472, 173535), (2515, 170568), (2760, 155427), (3018, 142140), (3090, 138828), (3708, 115690), (4024, 106605), (4120, 104121), (4140, 103618), (4527, 94760), (4635, 92552), (4738, 90540), (5030, 85284), (6036, 71070), (6180, 69414), (7107, 60360), (7416, 57845), (7545, 56856), (8280, 51809), (9054, 47380), (9270, 46276), (9476, 45270), (10060, 42642), (11569, 37080), (11845, 36216), (12072, 35535), (12360, 34707), (14214, 30180), (15090, 28428), (18108, 23690), (18540, 23138), (18952, 22635), (20120, 21321)]