1551140360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{1609}}^1$

素因数の和:1951

約数の個数: 128

約数和(自身を含む): 4367865600

約数和(自身を除く): 2816725240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 313, 385, 440, 616, 626, 770, 1252, 1540, 1565, 1609, 2191, 2504, 3080, 3130, 3218, 3443, 4382, 6260, 6436, 6886, 8045, 8764, 10955, 11263, 12520, 12872, 13772, 16090, 17215, 17528, 17699, 21910, 22526, 24101, 27544, 32180, 34430, 35398, 43820, 45052, 48202, 56315, 64360, 68860, 70796, 87640, 88495, 90104, 96404, 112630, 120505, 123893, 137720, 141592, 176990, 192808, 225260, 241010, 247786, 353980, 450520, 482020, 495572, 503617, 619465, 707960, 964040, 991144, 1007234, 1238930, 2014468, 2477860, 2518085, 3525319, 4028936, 4955720, 5036170, 5539787, 7050638, 10072340, 11079574, 14101276, 17626595, 20144680, 22159148, 27698935, 28202552, 35253190, 38778509, 44318296, 55397870, 70506380, 77557018, 110795740, 141012760, 155114036, 193892545, 221591480, 310228072, 387785090, 775570180, 1551140360]

約数ペア:

[(1, 1551140360), (2, 775570180), (4, 387785090), (5, 310228072), (7, 221591480), (8, 193892545), (10, 155114036), (11, 141012760), (14, 110795740), (20, 77557018), (22, 70506380), (28, 55397870), (35, 44318296), (40, 38778509), (44, 35253190), (55, 28202552), (56, 27698935), (70, 22159148), (77, 20144680), (88, 17626595), (110, 14101276), (140, 11079574), (154, 10072340), (220, 7050638), (280, 5539787), (308, 5036170), (313, 4955720), (385, 4028936), (440, 3525319), (616, 2518085), (626, 2477860), (770, 2014468), (1252, 1238930), (1540, 1007234), (1565, 991144), (1609, 964040), (2191, 707960), (2504, 619465), (3080, 503617), (3130, 495572), (3218, 482020), (3443, 450520), (4382, 353980), (6260, 247786), (6436, 241010), (6886, 225260), (8045, 192808), (8764, 176990), (10955, 141592), (11263, 137720), (12520, 123893), (12872, 120505), (13772, 112630), (16090, 96404), (17215, 90104), (17528, 88495), (17699, 87640), (21910, 70796), (22526, 68860), (24101, 64360), (27544, 56315), (32180, 48202), (34430, 45052), (35398, 43820)]