30112040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 82494720

約数和(自身を除く): 52382680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 43, 56, 61, 70, 82, 86, 122, 140, 164, 172, 205, 215, 244, 280, 287, 301, 305, 328, 344, 410, 427, 430, 488, 574, 602, 610, 820, 854, 860, 1148, 1204, 1220, 1435, 1505, 1640, 1708, 1720, 1763, 2135, 2296, 2408, 2440, 2501, 2623, 2870, 3010, 3416, 3526, 4270, 5002, 5246, 5740, 6020, 7052, 8540, 8815, 10004, 10492, 11480, 12040, 12341, 12505, 13115, 14104, 17080, 17507, 17630, 18361, 20008, 20984, 24682, 25010, 26230, 35014, 35260, 36722, 49364, 50020, 52460, 61705, 70028, 70520, 73444, 87535, 91805, 98728, 100040, 104920, 107543, 123410, 140056, 146888, 175070, 183610, 215086, 246820, 350140, 367220, 430172, 493640, 537715, 700280, 734440, 752801, 860344, 1075430, 1505602, 2150860, 3011204, 3764005, 4301720, 6022408, 7528010, 15056020, 30112040]

約数ペア:

[(1, 30112040), (2, 15056020), (4, 7528010), (5, 6022408), (7, 4301720), (8, 3764005), (10, 3011204), (14, 2150860), (20, 1505602), (28, 1075430), (35, 860344), (40, 752801), (41, 734440), (43, 700280), (56, 537715), (61, 493640), (70, 430172), (82, 367220), (86, 350140), (122, 246820), (140, 215086), (164, 183610), (172, 175070), (205, 146888), (215, 140056), (244, 123410), (280, 107543), (287, 104920), (301, 100040), (305, 98728), (328, 91805), (344, 87535), (410, 73444), (427, 70520), (430, 70028), (488, 61705), (574, 52460), (602, 50020), (610, 49364), (820, 36722), (854, 35260), (860, 35014), (1148, 26230), (1204, 25010), (1220, 24682), (1435, 20984), (1505, 20008), (1640, 18361), (1708, 17630), (1720, 17507), (1763, 17080), (2135, 14104), (2296, 13115), (2408, 12505), (2440, 12341), (2501, 12040), (2623, 11480), (2870, 10492), (3010, 10004), (3416, 8815), (3526, 8540), (4270, 7052), (5002, 6020), (5246, 5740)]