246225980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 711244800

約数和(自身を除く): 465018820

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 91, 98, 110, 130, 140, 143, 154, 182, 196, 220, 245, 251, 260, 286, 308, 343, 364, 385, 455, 490, 502, 539, 572, 637, 686, 715, 770, 910, 980, 1001, 1004, 1078, 1255, 1274, 1372, 1430, 1540, 1715, 1757, 1820, 2002, 2156, 2510, 2548, 2695, 2761, 2860, 3185, 3263, 3430, 3514, 3773, 4004, 4459, 5005, 5020, 5390, 5522, 6370, 6526, 6860, 7007, 7028, 7546, 8785, 8918, 10010, 10780, 11044, 12299, 12740, 13052, 13805, 14014, 15092, 16315, 17570, 17836, 18865, 19327, 20020, 22295, 22841, 24598, 27610, 28028, 32630, 35035, 35140, 35893, 37730, 38654, 44590, 45682, 49049, 49196, 55220, 61495, 65260, 70070, 71786, 75460, 77308, 86093, 89180, 91364, 96635, 98098, 114205, 122990, 135289, 140140, 143572, 159887, 172186, 179465, 193270, 196196, 228410, 245245, 245980, 251251, 270578, 319774, 344372, 358930, 386540, 430465, 456820, 490490, 502502, 541156, 639548, 676445, 717860, 799435, 860930, 947023, 980980, 1005004, 1119209, 1256255, 1352890, 1598870, 1721860, 1758757, 1894046, 2238418, 2512510, 2705780, 3197740, 3517514, 3788092, 4476836, 4735115, 5025020, 5596045, 7035028, 8793785, 9470230, 11192090, 12311299, 17587570, 18940460, 22384180, 24622598, 35175140, 49245196, 61556495, 123112990, 246225980]

約数ペア:

[(1, 246225980), (2, 123112990), (4, 61556495), (5, 49245196), (7, 35175140), (10, 24622598), (11, 22384180), (13, 18940460), (14, 17587570), (20, 12311299), (22, 11192090), (26, 9470230), (28, 8793785), (35, 7035028), (44, 5596045), (49, 5025020), (52, 4735115), (55, 4476836), (65, 3788092), (70, 3517514), (77, 3197740), (91, 2705780), (98, 2512510), (110, 2238418), (130, 1894046), (140, 1758757), (143, 1721860), (154, 1598870), (182, 1352890), (196, 1256255), (220, 1119209), (245, 1005004), (251, 980980), (260, 947023), (286, 860930), (308, 799435), (343, 717860), (364, 676445), (385, 639548), (455, 541156), (490, 502502), (502, 490490), (539, 456820), (572, 430465), (637, 386540), (686, 358930), (715, 344372), (770, 319774), (910, 270578), (980, 251251), (1001, 245980), (1004, 245245), (1078, 228410), (1255, 196196), (1274, 193270), (1372, 179465), (1430, 172186), (1540, 159887), (1715, 143572), (1757, 140140), (1820, 135289), (2002, 122990), (2156, 114205), (2510, 98098), (2548, 96635), (2695, 91364), (2761, 89180), (2860, 86093), (3185, 77308), (3263, 75460), (3430, 71786), (3514, 70070), (3773, 65260), (4004, 61495), (4459, 55220), (5005, 49196), (5020, 49049), (5390, 45682), (5522, 44590), (6370, 38654), (6526, 37730), (6860, 35893), (7007, 35140), (7028, 35035), (7546, 32630), (8785, 28028), (8918, 27610), (10010, 24598), (10780, 22841), (11044, 22295), (12299, 20020), (12740, 19327), (13052, 18865), (13805, 17836), (14014, 17570), (15092, 16315)]