421609920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{457}}^1$

素因数の和:539

約数の個数: 168

約数和(自身を含む): 1386212112

約数和(自身を除く): 964602192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 457, 465, 480, 496, 620, 744, 914, 930, 960, 961, 992, 1240, 1371, 1488, 1828, 1860, 1922, 1984, 2285, 2480, 2742, 2883, 2976, 3656, 3720, 3844, 4570, 4805, 4960, 5484, 5766, 5952, 6855, 7312, 7440, 7688, 9140, 9610, 9920, 10968, 11532, 13710, 14167, 14415, 14624, 14880, 15376, 18280, 19220, 21936, 23064, 27420, 28334, 28830, 29248, 29760, 30752, 36560, 38440, 42501, 43872, 46128, 54840, 56668, 57660, 61504, 70835, 73120, 76880, 85002, 87744, 92256, 109680, 113336, 115320, 141670, 146240, 153760, 170004, 184512, 212505, 219360, 226672, 230640, 283340, 307520, 340008, 425010, 438720, 439177, 453344, 461280, 566680, 680016, 850020, 878354, 906688, 922560, 1133360, 1317531, 1360032, 1700040, 1756708, 2195885, 2266720, 2635062, 2720064, 3400080, 3513416, 4391770, 4533440, 5270124, 6587655, 6800160, 7026832, 8783540, 10540248, 13175310, 13600320, 14053664, 17567080, 21080496, 26350620, 28107328, 35134160, 42160992, 52701240, 70268320, 84321984, 105402480, 140536640, 210804960, 421609920]

約数ペア:

[(1, 421609920), (2, 210804960), (3, 140536640), (4, 105402480), (5, 84321984), (6, 70268320), (8, 52701240), (10, 42160992), (12, 35134160), (15, 28107328), (16, 26350620), (20, 21080496), (24, 17567080), (30, 14053664), (31, 13600320), (32, 13175310), (40, 10540248), (48, 8783540), (60, 7026832), (62, 6800160), (64, 6587655), (80, 5270124), (93, 4533440), (96, 4391770), (120, 3513416), (124, 3400080), (155, 2720064), (160, 2635062), (186, 2266720), (192, 2195885), (240, 1756708), (248, 1700040), (310, 1360032), (320, 1317531), (372, 1133360), (457, 922560), (465, 906688), (480, 878354), (496, 850020), (620, 680016), (744, 566680), (914, 461280), (930, 453344), (960, 439177), (961, 438720), (992, 425010), (1240, 340008), (1371, 307520), (1488, 283340), (1828, 230640), (1860, 226672), (1922, 219360), (1984, 212505), (2285, 184512), (2480, 170004), (2742, 153760), (2883, 146240), (2976, 141670), (3656, 115320), (3720, 113336), (3844, 109680), (4570, 92256), (4805, 87744), (4960, 85002), (5484, 76880), (5766, 73120), (5952, 70835), (6855, 61504), (7312, 57660), (7440, 56668), (7688, 54840), (9140, 46128), (9610, 43872), (9920, 42501), (10968, 38440), (11532, 36560), (13710, 30752), (14167, 29760), (14415, 29248), (14624, 28830), (14880, 28334), (15376, 27420), (18280, 23064), (19220, 21936)]