996670260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{443}}^1$

素因数の和:918

約数の個数: 144

約数和(自身を含む): 3141815040

約数和(自身を除く): 2145144780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 431, 435, 443, 522, 580, 862, 870, 886, 1044, 1293, 1305, 1329, 1724, 1740, 1772, 2155, 2215, 2586, 2610, 2658, 3879, 3987, 4310, 4430, 5172, 5220, 5316, 6465, 6645, 7758, 7974, 8620, 8860, 12499, 12847, 12930, 13290, 15516, 15948, 19395, 19935, 24998, 25694, 25860, 26580, 37497, 38541, 38790, 39870, 49996, 51388, 62495, 64235, 74994, 77082, 77580, 79740, 112491, 115623, 124990, 128470, 149988, 154164, 187485, 190933, 192705, 224982, 231246, 249980, 256940, 374970, 381866, 385410, 449964, 462492, 562455, 572799, 578115, 749940, 763732, 770820, 954665, 1124910, 1145598, 1156230, 1718397, 1909330, 2249820, 2291196, 2312460, 2863995, 3436794, 3818660, 5537057, 5727990, 6873588, 8591985, 11074114, 11455980, 16611171, 17183970, 22148228, 27685285, 33222342, 34367940, 49833513, 55370570, 66444684, 83055855, 99667026, 110741140, 166111710, 199334052, 249167565, 332223420, 498335130, 996670260]

約数ペア:

[(1, 996670260), (2, 498335130), (3, 332223420), (4, 249167565), (5, 199334052), (6, 166111710), (9, 110741140), (10, 99667026), (12, 83055855), (15, 66444684), (18, 55370570), (20, 49833513), (29, 34367940), (30, 33222342), (36, 27685285), (45, 22148228), (58, 17183970), (60, 16611171), (87, 11455980), (90, 11074114), (116, 8591985), (145, 6873588), (174, 5727990), (180, 5537057), (261, 3818660), (290, 3436794), (348, 2863995), (431, 2312460), (435, 2291196), (443, 2249820), (522, 1909330), (580, 1718397), (862, 1156230), (870, 1145598), (886, 1124910), (1044, 954665), (1293, 770820), (1305, 763732), (1329, 749940), (1724, 578115), (1740, 572799), (1772, 562455), (2155, 462492), (2215, 449964), (2586, 385410), (2610, 381866), (2658, 374970), (3879, 256940), (3987, 249980), (4310, 231246), (4430, 224982), (5172, 192705), (5220, 190933), (5316, 187485), (6465, 154164), (6645, 149988), (7758, 128470), (7974, 124990), (8620, 115623), (8860, 112491), (12499, 79740), (12847, 77580), (12930, 77082), (13290, 74994), (15516, 64235), (15948, 62495), (19395, 51388), (19935, 49996), (24998, 39870), (25694, 38790), (25860, 38541), (26580, 37497)]