7521920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 21738240

約数和(自身を除く): 14216320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 73, 80, 92, 112, 115, 128, 140, 146, 160, 161, 184, 224, 230, 280, 292, 320, 322, 365, 368, 448, 460, 511, 560, 584, 640, 644, 730, 736, 805, 896, 920, 1022, 1120, 1168, 1288, 1460, 1472, 1610, 1679, 1840, 2044, 2240, 2336, 2555, 2576, 2920, 2944, 3220, 3358, 3680, 4088, 4480, 4672, 5110, 5152, 5840, 6440, 6716, 7360, 8176, 8395, 9344, 10220, 10304, 11680, 11753, 12880, 13432, 14720, 16352, 16790, 20440, 20608, 23360, 23506, 25760, 26864, 32704, 33580, 40880, 46720, 47012, 51520, 53728, 58765, 65408, 67160, 81760, 94024, 103040, 107456, 117530, 134320, 163520, 188048, 214912, 235060, 268640, 327040, 376096, 470120, 537280, 752192, 940240, 1074560, 1504384, 1880480, 3760960, 7521920]

約数ペア:

[(1, 7521920), (2, 3760960), (4, 1880480), (5, 1504384), (7, 1074560), (8, 940240), (10, 752192), (14, 537280), (16, 470120), (20, 376096), (23, 327040), (28, 268640), (32, 235060), (35, 214912), (40, 188048), (46, 163520), (56, 134320), (64, 117530), (70, 107456), (73, 103040), (80, 94024), (92, 81760), (112, 67160), (115, 65408), (128, 58765), (140, 53728), (146, 51520), (160, 47012), (161, 46720), (184, 40880), (224, 33580), (230, 32704), (280, 26864), (292, 25760), (320, 23506), (322, 23360), (365, 20608), (368, 20440), (448, 16790), (460, 16352), (511, 14720), (560, 13432), (584, 12880), (640, 11753), (644, 11680), (730, 10304), (736, 10220), (805, 9344), (896, 8395), (920, 8176), (1022, 7360), (1120, 6716), (1168, 6440), (1288, 5840), (1460, 5152), (1472, 5110), (1610, 4672), (1679, 4480), (1840, 4088), (2044, 3680), (2240, 3358), (2336, 3220), (2555, 2944), (2576, 2920)]