135848960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:208

約数の個数: 132

約数和(自身を含む): 355121748

約数和(自身を除く): 219272788

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 157, 160, 169, 208, 256, 260, 314, 320, 338, 416, 512, 520, 628, 640, 676, 785, 832, 845, 1024, 1040, 1256, 1280, 1352, 1570, 1664, 1690, 2041, 2080, 2512, 2560, 2704, 3140, 3328, 3380, 4082, 4160, 5024, 5120, 5408, 6280, 6656, 6760, 8164, 8320, 10048, 10205, 10816, 12560, 13312, 13520, 16328, 16640, 20096, 20410, 21632, 25120, 26533, 27040, 32656, 33280, 40192, 40820, 43264, 50240, 53066, 54080, 65312, 66560, 80384, 81640, 86528, 100480, 106132, 108160, 130624, 132665, 160768, 163280, 173056, 200960, 212264, 216320, 261248, 265330, 326560, 401920, 424528, 432640, 522496, 530660, 653120, 803840, 849056, 865280, 1044992, 1061320, 1306240, 1698112, 2089984, 2122640, 2612480, 3396224, 4245280, 5224960, 6792448, 8490560, 10449920, 13584896, 16981120, 27169792, 33962240, 67924480, 135848960]

約数ペア:

[(1, 135848960), (2, 67924480), (4, 33962240), (5, 27169792), (8, 16981120), (10, 13584896), (13, 10449920), (16, 8490560), (20, 6792448), (26, 5224960), (32, 4245280), (40, 3396224), (52, 2612480), (64, 2122640), (65, 2089984), (80, 1698112), (104, 1306240), (128, 1061320), (130, 1044992), (157, 865280), (160, 849056), (169, 803840), (208, 653120), (256, 530660), (260, 522496), (314, 432640), (320, 424528), (338, 401920), (416, 326560), (512, 265330), (520, 261248), (628, 216320), (640, 212264), (676, 200960), (785, 173056), (832, 163280), (845, 160768), (1024, 132665), (1040, 130624), (1256, 108160), (1280, 106132), (1352, 100480), (1570, 86528), (1664, 81640), (1690, 80384), (2041, 66560), (2080, 65312), (2512, 54080), (2560, 53066), (2704, 50240), (3140, 43264), (3328, 40820), (3380, 40192), (4082, 33280), (4160, 32656), (5024, 27040), (5120, 26533), (5408, 25120), (6280, 21632), (6656, 20410), (6760, 20096), (8164, 16640), (8320, 16328), (10048, 13520), (10205, 13312), (10816, 12560)]