164549120

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 160

約数和(自身を含む): 441936000

約数和(自身を除く): 277386880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 199, 256, 272, 304, 320, 323, 340, 380, 398, 512, 544, 608, 640, 646, 680, 760, 796, 995, 1088, 1216, 1280, 1292, 1360, 1520, 1592, 1615, 1990, 2176, 2432, 2560, 2584, 2720, 3040, 3184, 3230, 3383, 3781, 3980, 4352, 4864, 5168, 5440, 6080, 6368, 6460, 6766, 7562, 7960, 8704, 9728, 10336, 10880, 12160, 12736, 12920, 13532, 15124, 15920, 16915, 18905, 20672, 21760, 24320, 25472, 25840, 27064, 30248, 31840, 33830, 37810, 41344, 43520, 48640, 50944, 51680, 54128, 60496, 63680, 64277, 67660, 75620, 82688, 101888, 103360, 108256, 120992, 127360, 128554, 135320, 151240, 165376, 206720, 216512, 241984, 254720, 257108, 270640, 302480, 321385, 413440, 433024, 483968, 509440, 514216, 541280, 604960, 642770, 826880, 866048, 967936, 1028432, 1082560, 1209920, 1285540, 1732096, 1935872, 2056864, 2165120, 2419840, 2571080, 4113728, 4330240, 4839680, 5142160, 8227456, 8660480, 9679360, 10284320, 16454912, 20568640, 32909824, 41137280, 82274560, 164549120]

約数ペア:

[(1, 164549120), (2, 82274560), (4, 41137280), (5, 32909824), (8, 20568640), (10, 16454912), (16, 10284320), (17, 9679360), (19, 8660480), (20, 8227456), (32, 5142160), (34, 4839680), (38, 4330240), (40, 4113728), (64, 2571080), (68, 2419840), (76, 2165120), (80, 2056864), (85, 1935872), (95, 1732096), (128, 1285540), (136, 1209920), (152, 1082560), (160, 1028432), (170, 967936), (190, 866048), (199, 826880), (256, 642770), (272, 604960), (304, 541280), (320, 514216), (323, 509440), (340, 483968), (380, 433024), (398, 413440), (512, 321385), (544, 302480), (608, 270640), (640, 257108), (646, 254720), (680, 241984), (760, 216512), (796, 206720), (995, 165376), (1088, 151240), (1216, 135320), (1280, 128554), (1292, 127360), (1360, 120992), (1520, 108256), (1592, 103360), (1615, 101888), (1990, 82688), (2176, 75620), (2432, 67660), (2560, 64277), (2584, 63680), (2720, 60496), (3040, 54128), (3184, 51680), (3230, 50944), (3383, 48640), (3781, 43520), (3980, 41344), (4352, 37810), (4864, 33830), (5168, 31840), (5440, 30248), (6080, 27064), (6368, 25840), (6460, 25472), (6766, 24320), (7562, 21760), (7960, 20672), (8704, 18905), (9728, 16915), (10336, 15920), (10880, 15124), (12160, 13532), (12736, 12920)]