2579517440

素因数分解:

$2^{12}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 208

約数和(自身を含む): 6793943040

約数和(自身を除く): 4214425600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 239, 248, 256, 272, 310, 320, 340, 478, 496, 512, 527, 544, 620, 640, 680, 956, 992, 1024, 1054, 1088, 1195, 1240, 1280, 1360, 1912, 1984, 2048, 2108, 2176, 2390, 2480, 2560, 2635, 2720, 3824, 3968, 4063, 4096, 4216, 4352, 4780, 4960, 5120, 5270, 5440, 7409, 7648, 7936, 8126, 8432, 8704, 9560, 9920, 10240, 10540, 10880, 14818, 15296, 15872, 16252, 16864, 17408, 19120, 19840, 20315, 20480, 21080, 21760, 29636, 30592, 31744, 32504, 33728, 34816, 37045, 38240, 39680, 40630, 42160, 43520, 59272, 61184, 63488, 65008, 67456, 69632, 74090, 76480, 79360, 81260, 84320, 87040, 118544, 122368, 125953, 126976, 130016, 134912, 148180, 152960, 158720, 162520, 168640, 174080, 237088, 244736, 251906, 260032, 269824, 296360, 305920, 317440, 325040, 337280, 348160, 474176, 489472, 503812, 520064, 539648, 592720, 611840, 629765, 634880, 650080, 674560, 948352, 978944, 1007624, 1040128, 1079296, 1185440, 1223680, 1259530, 1300160, 1349120, 1896704, 2015248, 2080256, 2158592, 2370880, 2447360, 2519060, 2600320, 2698240, 3793408, 4030496, 4160512, 4741760, 4894720, 5038120, 5200640, 5396480, 7586816, 8060992, 8321024, 9483520, 10076240, 10401280, 10792960, 15173632, 16121984, 16642048, 18967040, 20152480, 20802560, 30347264, 32243968, 37934080, 40304960, 41605120, 64487936, 75868160, 80609920, 83210240, 128975872, 151736320, 161219840, 257951744, 322439680, 515903488, 644879360, 1289758720, 2579517440]

約数ペア:

[(1, 2579517440), (2, 1289758720), (4, 644879360), (5, 515903488), (8, 322439680), (10, 257951744), (16, 161219840), (17, 151736320), (20, 128975872), (31, 83210240), (32, 80609920), (34, 75868160), (40, 64487936), (62, 41605120), (64, 40304960), (68, 37934080), (80, 32243968), (85, 30347264), (124, 20802560), (128, 20152480), (136, 18967040), (155, 16642048), (160, 16121984), (170, 15173632), (239, 10792960), (248, 10401280), (256, 10076240), (272, 9483520), (310, 8321024), (320, 8060992), (340, 7586816), (478, 5396480), (496, 5200640), (512, 5038120), (527, 4894720), (544, 4741760), (620, 4160512), (640, 4030496), (680, 3793408), (956, 2698240), (992, 2600320), (1024, 2519060), (1054, 2447360), (1088, 2370880), (1195, 2158592), (1240, 2080256), (1280, 2015248), (1360, 1896704), (1912, 1349120), (1984, 1300160), (2048, 1259530), (2108, 1223680), (2176, 1185440), (2390, 1079296), (2480, 1040128), (2560, 1007624), (2635, 978944), (2720, 948352), (3824, 674560), (3968, 650080), (4063, 634880), (4096, 629765), (4216, 611840), (4352, 592720), (4780, 539648), (4960, 520064), (5120, 503812), (5270, 489472), (5440, 474176), (7409, 348160), (7648, 337280), (7936, 325040), (8126, 317440), (8432, 305920), (8704, 296360), (9560, 269824), (9920, 260032), (10240, 251906), (10540, 244736), (10880, 237088), (14818, 174080), (15296, 168640), (15872, 162520), (16252, 158720), (16864, 152960), (17408, 148180), (19120, 134912), (19840, 130016), (20315, 126976), (20480, 125953), (21080, 122368), (21760, 118544), (29636, 87040), (30592, 84320), (31744, 81260), (32504, 79360), (33728, 76480), (34816, 74090), (37045, 69632), (38240, 67456), (39680, 65008), (40630, 63488), (42160, 61184), (43520, 59272)]