54993960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 207043200

約数和(自身を除く): 152049240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 139, 140, 157, 168, 180, 210, 252, 278, 280, 314, 315, 360, 417, 420, 471, 504, 556, 628, 630, 695, 785, 834, 840, 942, 973, 1099, 1112, 1251, 1256, 1260, 1390, 1413, 1570, 1668, 1884, 1946, 2085, 2198, 2355, 2502, 2520, 2780, 2826, 2919, 3140, 3297, 3336, 3768, 3892, 4170, 4396, 4710, 4865, 5004, 5495, 5560, 5652, 5838, 6255, 6280, 6594, 7065, 7784, 8340, 8757, 8792, 9420, 9730, 9891, 10008, 10990, 11304, 11676, 12510, 13188, 14130, 14595, 16485, 16680, 17514, 18840, 19460, 19782, 21823, 21980, 23352, 25020, 26376, 28260, 29190, 32970, 35028, 38920, 39564, 43646, 43785, 43960, 49455, 50040, 56520, 58380, 65469, 65940, 70056, 79128, 87292, 87570, 98910, 109115, 116760, 130938, 131880, 152761, 174584, 175140, 196407, 197820, 218230, 261876, 305522, 327345, 350280, 392814, 395640, 436460, 458283, 523752, 611044, 654690, 763805, 785628, 872920, 916566, 982035, 1222088, 1309380, 1374849, 1527610, 1571256, 1833132, 1964070, 2291415, 2618760, 2749698, 3055220, 3666264, 3928140, 4582830, 5499396, 6110440, 6874245, 7856280, 9165660, 10998792, 13748490, 18331320, 27496980, 54993960]

約数ペア:

[(1, 54993960), (2, 27496980), (3, 18331320), (4, 13748490), (5, 10998792), (6, 9165660), (7, 7856280), (8, 6874245), (9, 6110440), (10, 5499396), (12, 4582830), (14, 3928140), (15, 3666264), (18, 3055220), (20, 2749698), (21, 2618760), (24, 2291415), (28, 1964070), (30, 1833132), (35, 1571256), (36, 1527610), (40, 1374849), (42, 1309380), (45, 1222088), (56, 982035), (60, 916566), (63, 872920), (70, 785628), (72, 763805), (84, 654690), (90, 611044), (105, 523752), (120, 458283), (126, 436460), (139, 395640), (140, 392814), (157, 350280), (168, 327345), (180, 305522), (210, 261876), (252, 218230), (278, 197820), (280, 196407), (314, 175140), (315, 174584), (360, 152761), (417, 131880), (420, 130938), (471, 116760), (504, 109115), (556, 98910), (628, 87570), (630, 87292), (695, 79128), (785, 70056), (834, 65940), (840, 65469), (942, 58380), (973, 56520), (1099, 50040), (1112, 49455), (1251, 43960), (1256, 43785), (1260, 43646), (1390, 39564), (1413, 38920), (1570, 35028), (1668, 32970), (1884, 29190), (1946, 28260), (2085, 26376), (2198, 25020), (2355, 23352), (2502, 21980), (2520, 21823), (2780, 19782), (2826, 19460), (2919, 18840), (3140, 17514), (3297, 16680), (3336, 16485), (3768, 14595), (3892, 14130), (4170, 13188), (4396, 12510), (4710, 11676), (4865, 11304), (5004, 10990), (5495, 10008), (5560, 9891), (5652, 9730), (5838, 9420), (6255, 8792), (6280, 8757), (6594, 8340), (7065, 7784)]