306369280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1103}}^1$

素因数の和:1162

約数の個数: 144

約数和(自身を含む): 866525184

約数和(自身を除く): 560155904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1103, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2206, 2240, 2480, 3472, 3968, 4340, 4412, 4480, 4960, 5515, 6944, 7721, 7936, 8680, 8824, 8960, 9920, 11030, 13888, 15442, 17360, 17648, 19840, 22060, 27776, 30884, 34193, 34720, 35296, 38605, 39680, 44120, 55552, 61768, 68386, 69440, 70592, 77210, 88240, 123536, 136772, 138880, 141184, 154420, 170965, 176480, 239351, 247072, 273544, 277760, 282368, 308840, 341930, 352960, 478702, 494144, 547088, 617680, 683860, 705920, 957404, 988288, 1094176, 1196755, 1235360, 1367720, 1411840, 1914808, 1976576, 2188352, 2393510, 2470720, 2735440, 3829616, 4376704, 4787020, 4941440, 5470880, 7659232, 8753408, 9574040, 9882880, 10941760, 15318464, 19148080, 21883520, 30636928, 38296160, 43767040, 61273856, 76592320, 153184640, 306369280]

約数ペア:

[(1, 306369280), (2, 153184640), (4, 76592320), (5, 61273856), (7, 43767040), (8, 38296160), (10, 30636928), (14, 21883520), (16, 19148080), (20, 15318464), (28, 10941760), (31, 9882880), (32, 9574040), (35, 8753408), (40, 7659232), (56, 5470880), (62, 4941440), (64, 4787020), (70, 4376704), (80, 3829616), (112, 2735440), (124, 2470720), (128, 2393510), (140, 2188352), (155, 1976576), (160, 1914808), (217, 1411840), (224, 1367720), (248, 1235360), (256, 1196755), (280, 1094176), (310, 988288), (320, 957404), (434, 705920), (448, 683860), (496, 617680), (560, 547088), (620, 494144), (640, 478702), (868, 352960), (896, 341930), (992, 308840), (1085, 282368), (1103, 277760), (1120, 273544), (1240, 247072), (1280, 239351), (1736, 176480), (1792, 170965), (1984, 154420), (2170, 141184), (2206, 138880), (2240, 136772), (2480, 123536), (3472, 88240), (3968, 77210), (4340, 70592), (4412, 69440), (4480, 68386), (4960, 61768), (5515, 55552), (6944, 44120), (7721, 39680), (7936, 38605), (8680, 35296), (8824, 34720), (8960, 34193), (9920, 30884), (11030, 27776), (13888, 22060), (15442, 19840), (17360, 17648)]