1998674676

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2179}}^1$

素因数の和:2363

約数の個数: 120

約数和(自身を含む): 5539380000

約数和(自身を除く): 3540705324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 149, 162, 171, 228, 298, 324, 342, 447, 513, 596, 684, 894, 1026, 1341, 1539, 1788, 2052, 2179, 2682, 2831, 3078, 4023, 4358, 5364, 5662, 6156, 6537, 8046, 8493, 8716, 11324, 12069, 13074, 16092, 16986, 19611, 24138, 25479, 26148, 33972, 39222, 41401, 48276, 50958, 58833, 76437, 78444, 82802, 101916, 117666, 124203, 152874, 165604, 176499, 229311, 235332, 248406, 305748, 324671, 352998, 372609, 458622, 496812, 649342, 705996, 745218, 917244, 974013, 1117827, 1298684, 1490436, 1948026, 2235654, 2922039, 3353481, 3896052, 4471308, 5844078, 6168749, 6706962, 8766117, 11688156, 12337498, 13413924, 17532234, 18506247, 24674996, 26298351, 35064468, 37012494, 52596702, 55518741, 74024988, 105193404, 111037482, 166556223, 222074964, 333112446, 499668669, 666224892, 999337338, 1998674676]

約数ペア:

[(1, 1998674676), (2, 999337338), (3, 666224892), (4, 499668669), (6, 333112446), (9, 222074964), (12, 166556223), (18, 111037482), (19, 105193404), (27, 74024988), (36, 55518741), (38, 52596702), (54, 37012494), (57, 35064468), (76, 26298351), (81, 24674996), (108, 18506247), (114, 17532234), (149, 13413924), (162, 12337498), (171, 11688156), (228, 8766117), (298, 6706962), (324, 6168749), (342, 5844078), (447, 4471308), (513, 3896052), (596, 3353481), (684, 2922039), (894, 2235654), (1026, 1948026), (1341, 1490436), (1539, 1298684), (1788, 1117827), (2052, 974013), (2179, 917244), (2682, 745218), (2831, 705996), (3078, 649342), (4023, 496812), (4358, 458622), (5364, 372609), (5662, 352998), (6156, 324671), (6537, 305748), (8046, 248406), (8493, 235332), (8716, 229311), (11324, 176499), (12069, 165604), (13074, 152874), (16092, 124203), (16986, 117666), (19611, 101916), (24138, 82802), (25479, 78444), (26148, 76437), (33972, 58833), (39222, 50958), (41401, 48276)]