17998550280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{138493}}^1$

素因数の和:138548

約数の個数: 144

約数和(自身を含む): 61736470380

約数和(自身を除く): 43737920100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 361, 380, 456, 570, 684, 722, 760, 855, 1083, 1140, 1368, 1444, 1710, 1805, 2166, 2280, 2888, 3249, 3420, 3610, 4332, 5415, 6498, 6840, 7220, 8664, 10830, 12996, 14440, 16245, 21660, 25992, 32490, 43320, 64980, 129960, 138493, 276986, 415479, 553972, 692465, 830958, 1107944, 1246437, 1384930, 1661916, 2077395, 2492874, 2631367, 2769860, 3323832, 4154790, 4985748, 5262734, 5539720, 6232185, 7894101, 8309580, 9971496, 10525468, 12464370, 13156835, 15788202, 16619160, 21050936, 23682303, 24928740, 26313670, 31576404, 39470505, 47364606, 49857480, 49995973, 52627340, 63152808, 78941010, 94729212, 99991946, 105254680, 118411515, 149987919, 157882020, 189458424, 199983892, 236823030, 249979865, 299975838, 315764040, 399967784, 449963757, 473646060, 499959730, 599951676, 749939595, 899927514, 947292120, 999919460, 1199903352, 1499879190, 1799855028, 1999838920, 2249818785, 2999758380, 3599710056, 4499637570, 5999516760, 8999275140, 17998550280]

約数ペア:

[(1, 17998550280), (2, 8999275140), (3, 5999516760), (4, 4499637570), (5, 3599710056), (6, 2999758380), (8, 2249818785), (9, 1999838920), (10, 1799855028), (12, 1499879190), (15, 1199903352), (18, 999919460), (19, 947292120), (20, 899927514), (24, 749939595), (30, 599951676), (36, 499959730), (38, 473646060), (40, 449963757), (45, 399967784), (57, 315764040), (60, 299975838), (72, 249979865), (76, 236823030), (90, 199983892), (95, 189458424), (114, 157882020), (120, 149987919), (152, 118411515), (171, 105254680), (180, 99991946), (190, 94729212), (228, 78941010), (285, 63152808), (342, 52627340), (360, 49995973), (361, 49857480), (380, 47364606), (456, 39470505), (570, 31576404), (684, 26313670), (722, 24928740), (760, 23682303), (855, 21050936), (1083, 16619160), (1140, 15788202), (1368, 13156835), (1444, 12464370), (1710, 10525468), (1805, 9971496), (2166, 8309580), (2280, 7894101), (2888, 6232185), (3249, 5539720), (3420, 5262734), (3610, 4985748), (4332, 4154790), (5415, 3323832), (6498, 2769860), (6840, 2631367), (7220, 2492874), (8664, 2077395), (10830, 1661916), (12996, 1384930), (14440, 1246437), (16245, 1107944), (21660, 830958), (25992, 692465), (32490, 553972), (43320, 415479), (64980, 276986), (129960, 138493)]