247250640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11321}}^1$

素因数の和:11357

約数の個数: 160

約数和(自身を含む): 943439616

約数和(自身を除く): 696188976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 11321, 21840, 22642, 33963, 45284, 56605, 67926, 79247, 90568, 113210, 135852, 147173, 158494, 169815, 181136, 226420, 237741, 271704, 294346, 316988, 339630, 396235, 441519, 452840, 475482, 543408, 588692, 633976, 679260, 735865, 792470, 883038, 905680, 950964, 1030211, 1177384, 1188705, 1267952, 1358520, 1471730, 1584940, 1766076, 1901928, 2060422, 2207595, 2354768, 2377410, 2717040, 2943460, 3090633, 3169880, 3532152, 3803856, 4120844, 4415190, 4754820, 5151055, 5886920, 6181266, 6339760, 7064304, 8241688, 8830380, 9509640, 10302110, 11773840, 12362532, 15453165, 16483376, 17660760, 19019280, 20604220, 24725064, 30906330, 35321520, 41208440, 49450128, 61812660, 82416880, 123625320, 247250640]

約数ペア:

[(1, 247250640), (2, 123625320), (3, 82416880), (4, 61812660), (5, 49450128), (6, 41208440), (7, 35321520), (8, 30906330), (10, 24725064), (12, 20604220), (13, 19019280), (14, 17660760), (15, 16483376), (16, 15453165), (20, 12362532), (21, 11773840), (24, 10302110), (26, 9509640), (28, 8830380), (30, 8241688), (35, 7064304), (39, 6339760), (40, 6181266), (42, 5886920), (48, 5151055), (52, 4754820), (56, 4415190), (60, 4120844), (65, 3803856), (70, 3532152), (78, 3169880), (80, 3090633), (84, 2943460), (91, 2717040), (104, 2377410), (105, 2354768), (112, 2207595), (120, 2060422), (130, 1901928), (140, 1766076), (156, 1584940), (168, 1471730), (182, 1358520), (195, 1267952), (208, 1188705), (210, 1177384), (240, 1030211), (260, 950964), (273, 905680), (280, 883038), (312, 792470), (336, 735865), (364, 679260), (390, 633976), (420, 588692), (455, 543408), (520, 475482), (546, 452840), (560, 441519), (624, 396235), (728, 339630), (780, 316988), (840, 294346), (910, 271704), (1040, 237741), (1092, 226420), (1365, 181136), (1456, 169815), (1560, 158494), (1680, 147173), (1820, 135852), (2184, 113210), (2730, 90568), (3120, 79247), (3640, 67926), (4368, 56605), (5460, 45284), (7280, 33963), (10920, 22642), (11321, 21840)]