320303120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{5011}}^1$

素因数の和:5088

約数の個数: 80

約数和(自身を含む): 805448448

約数和(自身を除く): 485145328

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 1360, 1598, 1880, 3196, 3760, 3995, 5011, 6392, 7990, 10022, 12784, 15980, 20044, 25055, 31960, 40088, 50110, 63920, 80176, 85187, 100220, 170374, 200440, 235517, 340748, 400880, 425935, 471034, 681496, 851870, 942068, 1177585, 1362992, 1703740, 1884136, 2355170, 3407480, 3768272, 4003789, 4710340, 6814960, 8007578, 9420680, 16015156, 18841360, 20018945, 32030312, 40037890, 64060624, 80075780, 160151560, 320303120]

約数ペア:

[(1, 320303120), (2, 160151560), (4, 80075780), (5, 64060624), (8, 40037890), (10, 32030312), (16, 20018945), (17, 18841360), (20, 16015156), (34, 9420680), (40, 8007578), (47, 6814960), (68, 4710340), (80, 4003789), (85, 3768272), (94, 3407480), (136, 2355170), (170, 1884136), (188, 1703740), (235, 1362992), (272, 1177585), (340, 942068), (376, 851870), (470, 681496), (680, 471034), (752, 425935), (799, 400880), (940, 340748), (1360, 235517), (1598, 200440), (1880, 170374), (3196, 100220), (3760, 85187), (3995, 80176), (5011, 63920), (6392, 50110), (7990, 40088), (10022, 31960), (12784, 25055), (15980, 20044)]