201520480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7823}}^1$

素因数の和:7868

約数の個数: 96

約数和(自身を含む): 567834624

約数和(自身を除く): 366314144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5152, 6440, 7823, 12880, 15646, 25760, 31292, 39115, 54761, 62584, 78230, 109522, 125168, 156460, 179929, 219044, 250336, 273805, 312920, 359858, 438088, 547610, 625840, 719716, 876176, 899645, 1095220, 1251680, 1259503, 1439432, 1752352, 1799290, 2190440, 2519006, 2878864, 3598580, 4380880, 5038012, 5757728, 6297515, 7197160, 8761760, 10076024, 12595030, 14394320, 20152048, 25190060, 28788640, 40304096, 50380120, 100760240, 201520480]

約数ペア:

[(1, 201520480), (2, 100760240), (4, 50380120), (5, 40304096), (7, 28788640), (8, 25190060), (10, 20152048), (14, 14394320), (16, 12595030), (20, 10076024), (23, 8761760), (28, 7197160), (32, 6297515), (35, 5757728), (40, 5038012), (46, 4380880), (56, 3598580), (70, 2878864), (80, 2519006), (92, 2190440), (112, 1799290), (115, 1752352), (140, 1439432), (160, 1259503), (161, 1251680), (184, 1095220), (224, 899645), (230, 876176), (280, 719716), (322, 625840), (368, 547610), (460, 438088), (560, 359858), (644, 312920), (736, 273805), (805, 250336), (920, 219044), (1120, 179929), (1288, 156460), (1610, 125168), (1840, 109522), (2576, 78230), (3220, 62584), (3680, 54761), (5152, 39115), (6440, 31292), (7823, 25760), (12880, 15646)]