2549237680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:404

約数の個数: 160

約数和(自身を含む): 6616987200

約数和(自身を除く): 4067749520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 110, 121, 176, 178, 220, 242, 269, 356, 440, 445, 484, 538, 605, 712, 880, 890, 968, 979, 1076, 1210, 1331, 1345, 1424, 1780, 1936, 1958, 2152, 2420, 2662, 2690, 2959, 3560, 3916, 4304, 4840, 4895, 5324, 5380, 5918, 6655, 7120, 7832, 9680, 9790, 10648, 10760, 10769, 11836, 13310, 14795, 15664, 19580, 21296, 21520, 21538, 23672, 23941, 26620, 29590, 32549, 39160, 43076, 47344, 47882, 53240, 53845, 59180, 65098, 78320, 86152, 95764, 106480, 107690, 118360, 118459, 119705, 130196, 162745, 172304, 191528, 215380, 236720, 236918, 239410, 260392, 263351, 325490, 358039, 383056, 430760, 473836, 478820, 520784, 526702, 592295, 650980, 716078, 861520, 947672, 957640, 1053404, 1184590, 1301960, 1316755, 1432156, 1790195, 1895344, 1915280, 2106808, 2369180, 2603920, 2633510, 2864312, 2896861, 3580390, 4213616, 4738360, 5267020, 5728624, 5793722, 7160780, 9476720, 10534040, 11587444, 14321560, 14484305, 21068080, 23174888, 28643120, 28968610, 31865471, 46349776, 57937220, 63730942, 115874440, 127461884, 159327355, 231748880, 254923768, 318654710, 509847536, 637309420, 1274618840, 2549237680]

約数ペア:

[(1, 2549237680), (2, 1274618840), (4, 637309420), (5, 509847536), (8, 318654710), (10, 254923768), (11, 231748880), (16, 159327355), (20, 127461884), (22, 115874440), (40, 63730942), (44, 57937220), (55, 46349776), (80, 31865471), (88, 28968610), (89, 28643120), (110, 23174888), (121, 21068080), (176, 14484305), (178, 14321560), (220, 11587444), (242, 10534040), (269, 9476720), (356, 7160780), (440, 5793722), (445, 5728624), (484, 5267020), (538, 4738360), (605, 4213616), (712, 3580390), (880, 2896861), (890, 2864312), (968, 2633510), (979, 2603920), (1076, 2369180), (1210, 2106808), (1331, 1915280), (1345, 1895344), (1424, 1790195), (1780, 1432156), (1936, 1316755), (1958, 1301960), (2152, 1184590), (2420, 1053404), (2662, 957640), (2690, 947672), (2959, 861520), (3560, 716078), (3916, 650980), (4304, 592295), (4840, 526702), (4895, 520784), (5324, 478820), (5380, 473836), (5918, 430760), (6655, 383056), (7120, 358039), (7832, 325490), (9680, 263351), (9790, 260392), (10648, 239410), (10760, 236918), (10769, 236720), (11836, 215380), (13310, 191528), (14795, 172304), (15664, 162745), (19580, 130196), (21296, 119705), (21520, 118459), (21538, 118360), (23672, 107690), (23941, 106480), (26620, 95764), (29590, 86152), (32549, 78320), (39160, 65098), (43076, 59180), (47344, 53845), (47882, 53240)]