231440520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1223}}^1$

素因数の和:1339

約数の個数: 128

約数和(自身を含む): 740275200

約数和(自身を除く): 508834680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 83, 95, 114, 120, 152, 166, 190, 228, 249, 285, 332, 380, 415, 456, 498, 570, 664, 760, 830, 996, 1140, 1223, 1245, 1577, 1660, 1992, 2280, 2446, 2490, 3154, 3320, 3669, 4731, 4892, 4980, 6115, 6308, 7338, 7885, 9462, 9784, 9960, 12230, 12616, 14676, 15770, 18345, 18924, 23237, 23655, 24460, 29352, 31540, 36690, 37848, 46474, 47310, 48920, 63080, 69711, 73380, 92948, 94620, 101509, 116185, 139422, 146760, 185896, 189240, 203018, 232370, 278844, 304527, 348555, 406036, 464740, 507545, 557688, 609054, 697110, 812072, 929480, 1015090, 1218108, 1394220, 1522635, 1928671, 2030180, 2436216, 2788440, 3045270, 3857342, 4060360, 5786013, 6090540, 7714684, 9643355, 11572026, 12181080, 15429368, 19286710, 23144052, 28930065, 38573420, 46288104, 57860130, 77146840, 115720260, 231440520]

約数ペア:

[(1, 231440520), (2, 115720260), (3, 77146840), (4, 57860130), (5, 46288104), (6, 38573420), (8, 28930065), (10, 23144052), (12, 19286710), (15, 15429368), (19, 12181080), (20, 11572026), (24, 9643355), (30, 7714684), (38, 6090540), (40, 5786013), (57, 4060360), (60, 3857342), (76, 3045270), (83, 2788440), (95, 2436216), (114, 2030180), (120, 1928671), (152, 1522635), (166, 1394220), (190, 1218108), (228, 1015090), (249, 929480), (285, 812072), (332, 697110), (380, 609054), (415, 557688), (456, 507545), (498, 464740), (570, 406036), (664, 348555), (760, 304527), (830, 278844), (996, 232370), (1140, 203018), (1223, 189240), (1245, 185896), (1577, 146760), (1660, 139422), (1992, 116185), (2280, 101509), (2446, 94620), (2490, 92948), (3154, 73380), (3320, 69711), (3669, 63080), (4731, 48920), (4892, 47310), (4980, 46474), (6115, 37848), (6308, 36690), (7338, 31540), (7885, 29352), (9462, 24460), (9784, 23655), (9960, 23237), (12230, 18924), (12616, 18345), (14676, 15770)]