72056520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:644

約数の個数: 128

約数和(自身を含む): 242438400

約数和(自身を除く): 170381880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 137, 180, 216, 270, 274, 360, 411, 487, 540, 548, 685, 822, 974, 1080, 1096, 1233, 1370, 1461, 1644, 1948, 2055, 2435, 2466, 2740, 2922, 3288, 3699, 3896, 4110, 4383, 4870, 4932, 5480, 5844, 6165, 7305, 7398, 8220, 8766, 9740, 9864, 11688, 12330, 13149, 14610, 14796, 16440, 17532, 18495, 19480, 21915, 24660, 26298, 29220, 29592, 35064, 36990, 43830, 49320, 52596, 58440, 65745, 66719, 73980, 87660, 105192, 131490, 133438, 147960, 175320, 200157, 262980, 266876, 333595, 400314, 525960, 533752, 600471, 667190, 800628, 1000785, 1200942, 1334380, 1601256, 1801413, 2001570, 2401884, 2668760, 3002355, 3602826, 4003140, 4803768, 6004710, 7205652, 8006280, 9007065, 12009420, 14411304, 18014130, 24018840, 36028260, 72056520]

約数ペア:

[(1, 72056520), (2, 36028260), (3, 24018840), (4, 18014130), (5, 14411304), (6, 12009420), (8, 9007065), (9, 8006280), (10, 7205652), (12, 6004710), (15, 4803768), (18, 4003140), (20, 3602826), (24, 3002355), (27, 2668760), (30, 2401884), (36, 2001570), (40, 1801413), (45, 1601256), (54, 1334380), (60, 1200942), (72, 1000785), (90, 800628), (108, 667190), (120, 600471), (135, 533752), (137, 525960), (180, 400314), (216, 333595), (270, 266876), (274, 262980), (360, 200157), (411, 175320), (487, 147960), (540, 133438), (548, 131490), (685, 105192), (822, 87660), (974, 73980), (1080, 66719), (1096, 65745), (1233, 58440), (1370, 52596), (1461, 49320), (1644, 43830), (1948, 36990), (2055, 35064), (2435, 29592), (2466, 29220), (2740, 26298), (2922, 24660), (3288, 21915), (3699, 19480), (3896, 18495), (4110, 17532), (4383, 16440), (4870, 14796), (4932, 14610), (5480, 13149), (5844, 12330), (6165, 11688), (7305, 9864), (7398, 9740), (8220, 8766)]