155115520

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{541}}^1$

素因数の和:579

約数の個数: 112

約数和(自身を含む): 426220128

約数和(自身を除く): 271104608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 541, 560, 640, 896, 1024, 1082, 1120, 1280, 1792, 2048, 2164, 2240, 2560, 2705, 3584, 3787, 4096, 4328, 4480, 5120, 5410, 7168, 7574, 8192, 8656, 8960, 10240, 10820, 14336, 15148, 17312, 17920, 18935, 20480, 21640, 28672, 30296, 34624, 35840, 37870, 40960, 43280, 57344, 60592, 69248, 71680, 75740, 86560, 121184, 138496, 143360, 151480, 173120, 242368, 276992, 286720, 302960, 346240, 484736, 553984, 605920, 692480, 969472, 1107968, 1211840, 1384960, 1938944, 2215936, 2423680, 2769920, 3877888, 4431872, 4847360, 5539840, 7755776, 9694720, 11079680, 15511552, 19389440, 22159360, 31023104, 38778880, 77557760, 155115520]

約数ペア:

[(1, 155115520), (2, 77557760), (4, 38778880), (5, 31023104), (7, 22159360), (8, 19389440), (10, 15511552), (14, 11079680), (16, 9694720), (20, 7755776), (28, 5539840), (32, 4847360), (35, 4431872), (40, 3877888), (56, 2769920), (64, 2423680), (70, 2215936), (80, 1938944), (112, 1384960), (128, 1211840), (140, 1107968), (160, 969472), (224, 692480), (256, 605920), (280, 553984), (320, 484736), (448, 346240), (512, 302960), (541, 286720), (560, 276992), (640, 242368), (896, 173120), (1024, 151480), (1082, 143360), (1120, 138496), (1280, 121184), (1792, 86560), (2048, 75740), (2164, 71680), (2240, 69248), (2560, 60592), (2705, 57344), (3584, 43280), (3787, 40960), (4096, 37870), (4328, 35840), (4480, 34624), (5120, 30296), (5410, 28672), (7168, 21640), (7574, 20480), (8192, 18935), (8656, 17920), (8960, 17312), (10240, 15148), (10820, 14336)]