251222256

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:404

約数の個数: 160

約数和(自身を含む): 768204800

約数和(自身を除く): 516982544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 127, 144, 152, 171, 216, 228, 241, 254, 304, 342, 381, 432, 456, 482, 508, 513, 684, 723, 762, 912, 964, 1016, 1026, 1143, 1368, 1446, 1524, 1928, 2032, 2052, 2169, 2286, 2413, 2736, 2892, 3048, 3429, 3856, 4104, 4338, 4572, 4579, 4826, 5784, 6096, 6507, 6858, 7239, 8208, 8676, 9144, 9158, 9652, 11568, 13014, 13716, 13737, 14478, 17352, 18288, 18316, 19304, 21717, 26028, 27432, 27474, 28956, 30607, 34704, 36632, 38608, 41211, 43434, 52056, 54864, 54948, 57912, 61214, 65151, 73264, 82422, 86868, 91821, 104112, 109896, 115824, 122428, 123633, 130302, 164844, 173736, 183642, 219792, 244856, 247266, 260604, 275463, 329688, 347472, 367284, 489712, 494532, 521208, 550926, 581533, 659376, 734568, 826389, 989064, 1042416, 1101852, 1163066, 1469136, 1652778, 1744599, 1978128, 2203704, 2326132, 3305556, 3489198, 4407408, 4652264, 5233797, 6611112, 6978396, 9304528, 10467594, 13222224, 13956792, 15701391, 20935188, 27913584, 31402782, 41870376, 62805564, 83740752, 125611128, 251222256]

約数ペア:

[(1, 251222256), (2, 125611128), (3, 83740752), (4, 62805564), (6, 41870376), (8, 31402782), (9, 27913584), (12, 20935188), (16, 15701391), (18, 13956792), (19, 13222224), (24, 10467594), (27, 9304528), (36, 6978396), (38, 6611112), (48, 5233797), (54, 4652264), (57, 4407408), (72, 3489198), (76, 3305556), (108, 2326132), (114, 2203704), (127, 1978128), (144, 1744599), (152, 1652778), (171, 1469136), (216, 1163066), (228, 1101852), (241, 1042416), (254, 989064), (304, 826389), (342, 734568), (381, 659376), (432, 581533), (456, 550926), (482, 521208), (508, 494532), (513, 489712), (684, 367284), (723, 347472), (762, 329688), (912, 275463), (964, 260604), (1016, 247266), (1026, 244856), (1143, 219792), (1368, 183642), (1446, 173736), (1524, 164844), (1928, 130302), (2032, 123633), (2052, 122428), (2169, 115824), (2286, 109896), (2413, 104112), (2736, 91821), (2892, 86868), (3048, 82422), (3429, 73264), (3856, 65151), (4104, 61214), (4338, 57912), (4572, 54948), (4579, 54864), (4826, 52056), (5784, 43434), (6096, 41211), (6507, 38608), (6858, 36632), (7239, 34704), (8208, 30607), (8676, 28956), (9144, 27474), (9158, 27432), (9652, 26028), (11568, 21717), (13014, 19304), (13716, 18316), (13737, 18288), (14478, 17352)]