145400320

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 160

約数和(自身を含む): 399068208

約数和(自身を除く): 253667888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 256, 257, 260, 272, 320, 340, 416, 442, 512, 514, 520, 544, 640, 680, 832, 884, 1028, 1040, 1088, 1105, 1280, 1285, 1360, 1664, 1768, 2056, 2080, 2176, 2210, 2560, 2570, 2720, 3328, 3341, 3536, 4112, 4160, 4352, 4369, 4420, 5140, 5440, 6656, 6682, 7072, 8224, 8320, 8704, 8738, 8840, 10280, 10880, 13364, 14144, 16448, 16640, 16705, 17476, 17680, 20560, 21760, 21845, 26728, 28288, 32896, 33280, 33410, 34952, 35360, 41120, 43520, 43690, 53456, 56576, 56797, 65792, 66820, 69904, 70720, 82240, 87380, 106912, 113152, 113594, 131584, 133640, 139808, 141440, 164480, 174760, 213824, 227188, 267280, 279616, 282880, 283985, 328960, 349520, 427648, 454376, 534560, 559232, 565760, 567970, 657920, 699040, 855296, 908752, 1069120, 1118464, 1135940, 1398080, 1710592, 1817504, 2138240, 2236928, 2271880, 2796160, 3635008, 4276480, 4543760, 5592320, 7270016, 8552960, 9087520, 11184640, 14540032, 18175040, 29080064, 36350080, 72700160, 145400320]

約数ペア:

[(1, 145400320), (2, 72700160), (4, 36350080), (5, 29080064), (8, 18175040), (10, 14540032), (13, 11184640), (16, 9087520), (17, 8552960), (20, 7270016), (26, 5592320), (32, 4543760), (34, 4276480), (40, 3635008), (52, 2796160), (64, 2271880), (65, 2236928), (68, 2138240), (80, 1817504), (85, 1710592), (104, 1398080), (128, 1135940), (130, 1118464), (136, 1069120), (160, 908752), (170, 855296), (208, 699040), (221, 657920), (256, 567970), (257, 565760), (260, 559232), (272, 534560), (320, 454376), (340, 427648), (416, 349520), (442, 328960), (512, 283985), (514, 282880), (520, 279616), (544, 267280), (640, 227188), (680, 213824), (832, 174760), (884, 164480), (1028, 141440), (1040, 139808), (1088, 133640), (1105, 131584), (1280, 113594), (1285, 113152), (1360, 106912), (1664, 87380), (1768, 82240), (2056, 70720), (2080, 69904), (2176, 66820), (2210, 65792), (2560, 56797), (2570, 56576), (2720, 53456), (3328, 43690), (3341, 43520), (3536, 41120), (4112, 35360), (4160, 34952), (4352, 33410), (4369, 33280), (4420, 32896), (5140, 28288), (5440, 26728), (6656, 21845), (6682, 21760), (7072, 20560), (8224, 17680), (8320, 17476), (8704, 16705), (8738, 16640), (8840, 16448), (10280, 14144), (10880, 13364)]