251348760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1322

約数の個数: 192

約数和(自身を含む): 900900000

約数和(自身を除く): 649551240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 43, 45, 52, 60, 65, 72, 78, 86, 90, 104, 117, 120, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 312, 344, 360, 387, 390, 430, 468, 516, 520, 559, 585, 645, 774, 780, 860, 936, 1032, 1118, 1170, 1249, 1290, 1548, 1560, 1677, 1720, 1935, 2236, 2340, 2498, 2580, 2795, 3096, 3354, 3747, 3870, 4472, 4680, 4996, 5031, 5160, 5590, 6245, 6708, 7494, 7740, 8385, 9992, 10062, 11180, 11241, 12490, 13416, 14988, 15480, 16237, 16770, 18735, 20124, 22360, 22482, 24980, 25155, 29976, 32474, 33540, 37470, 40248, 44964, 48711, 49960, 50310, 53707, 56205, 64948, 67080, 74940, 81185, 89928, 97422, 100620, 107414, 112410, 129896, 146133, 149880, 161121, 162370, 194844, 201240, 214828, 224820, 243555, 268535, 292266, 322242, 324740, 389688, 429656, 449640, 483363, 487110, 537070, 584532, 644484, 649480, 698191, 730665, 805605, 966726, 974220, 1074140, 1169064, 1288968, 1396382, 1461330, 1611210, 1933452, 1948440, 2094573, 2148280, 2416815, 2792764, 2922660, 3222420, 3490955, 3866904, 4189146, 4833630, 5585528, 5845320, 6283719, 6444840, 6981910, 8378292, 9667260, 10472865, 12567438, 13963820, 16756584, 19334520, 20945730, 25134876, 27927640, 31418595, 41891460, 50269752, 62837190, 83782920, 125674380, 251348760]

約数ペア:

[(1, 251348760), (2, 125674380), (3, 83782920), (4, 62837190), (5, 50269752), (6, 41891460), (8, 31418595), (9, 27927640), (10, 25134876), (12, 20945730), (13, 19334520), (15, 16756584), (18, 13963820), (20, 12567438), (24, 10472865), (26, 9667260), (30, 8378292), (36, 6981910), (39, 6444840), (40, 6283719), (43, 5845320), (45, 5585528), (52, 4833630), (60, 4189146), (65, 3866904), (72, 3490955), (78, 3222420), (86, 2922660), (90, 2792764), (104, 2416815), (117, 2148280), (120, 2094573), (129, 1948440), (130, 1933452), (156, 1611210), (172, 1461330), (180, 1396382), (195, 1288968), (215, 1169064), (234, 1074140), (258, 974220), (260, 966726), (312, 805605), (344, 730665), (360, 698191), (387, 649480), (390, 644484), (430, 584532), (468, 537070), (516, 487110), (520, 483363), (559, 449640), (585, 429656), (645, 389688), (774, 324740), (780, 322242), (860, 292266), (936, 268535), (1032, 243555), (1118, 224820), (1170, 214828), (1249, 201240), (1290, 194844), (1548, 162370), (1560, 161121), (1677, 149880), (1720, 146133), (1935, 129896), (2236, 112410), (2340, 107414), (2498, 100620), (2580, 97422), (2795, 89928), (3096, 81185), (3354, 74940), (3747, 67080), (3870, 64948), (4472, 56205), (4680, 53707), (4996, 50310), (5031, 49960), (5160, 48711), (5590, 44964), (6245, 40248), (6708, 37470), (7494, 33540), (7740, 32474), (8385, 29976), (9992, 25155), (10062, 24980), (11180, 22482), (11241, 22360), (12490, 20124), (13416, 18735), (14988, 16770), (15480, 16237)]