8660480

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:239

約数の個数: 80

約数和(自身を含む): 22096800

約数和(自身を除く): 13436320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 199, 256, 272, 320, 340, 398, 512, 544, 640, 680, 796, 995, 1088, 1280, 1360, 1592, 1990, 2176, 2560, 2720, 3184, 3383, 3980, 4352, 5440, 6368, 6766, 7960, 8704, 10880, 12736, 13532, 15920, 16915, 21760, 25472, 27064, 31840, 33830, 43520, 50944, 54128, 63680, 67660, 101888, 108256, 127360, 135320, 216512, 254720, 270640, 433024, 509440, 541280, 866048, 1082560, 1732096, 2165120, 4330240, 8660480]

約数ペア:

[(1, 8660480), (2, 4330240), (4, 2165120), (5, 1732096), (8, 1082560), (10, 866048), (16, 541280), (17, 509440), (20, 433024), (32, 270640), (34, 254720), (40, 216512), (64, 135320), (68, 127360), (80, 108256), (85, 101888), (128, 67660), (136, 63680), (160, 54128), (170, 50944), (199, 43520), (256, 33830), (272, 31840), (320, 27064), (340, 25472), (398, 21760), (512, 16915), (544, 15920), (640, 13532), (680, 12736), (796, 10880), (995, 8704), (1088, 7960), (1280, 6766), (1360, 6368), (1592, 5440), (1990, 4352), (2176, 3980), (2560, 3383), (2720, 3184)]