78905100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 244428800

約数和(自身を除く): 165523700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 109, 114, 127, 150, 190, 218, 228, 254, 285, 300, 327, 380, 381, 436, 475, 508, 545, 570, 635, 654, 762, 950, 1090, 1140, 1270, 1308, 1425, 1524, 1635, 1900, 1905, 2071, 2180, 2413, 2540, 2725, 2850, 3175, 3270, 3810, 4142, 4826, 5450, 5700, 6213, 6350, 6540, 7239, 7620, 8175, 8284, 9525, 9652, 10355, 10900, 12065, 12426, 12700, 13843, 14478, 16350, 19050, 20710, 24130, 24852, 27686, 28956, 31065, 32700, 36195, 38100, 41420, 41529, 48260, 51775, 55372, 60325, 62130, 69215, 72390, 83058, 103550, 120650, 124260, 138430, 144780, 155325, 166116, 180975, 207100, 207645, 241300, 263017, 276860, 310650, 346075, 361950, 415290, 526034, 621300, 692150, 723900, 789051, 830580, 1038225, 1052068, 1315085, 1384300, 1578102, 2076450, 2630170, 3156204, 3945255, 4152900, 5260340, 6575425, 7890510, 13150850, 15781020, 19726275, 26301700, 39452550, 78905100]

約数ペア:

[(1, 78905100), (2, 39452550), (3, 26301700), (4, 19726275), (5, 15781020), (6, 13150850), (10, 7890510), (12, 6575425), (15, 5260340), (19, 4152900), (20, 3945255), (25, 3156204), (30, 2630170), (38, 2076450), (50, 1578102), (57, 1384300), (60, 1315085), (75, 1052068), (76, 1038225), (95, 830580), (100, 789051), (109, 723900), (114, 692150), (127, 621300), (150, 526034), (190, 415290), (218, 361950), (228, 346075), (254, 310650), (285, 276860), (300, 263017), (327, 241300), (380, 207645), (381, 207100), (436, 180975), (475, 166116), (508, 155325), (545, 144780), (570, 138430), (635, 124260), (654, 120650), (762, 103550), (950, 83058), (1090, 72390), (1140, 69215), (1270, 62130), (1308, 60325), (1425, 55372), (1524, 51775), (1635, 48260), (1900, 41529), (1905, 41420), (2071, 38100), (2180, 36195), (2413, 32700), (2540, 31065), (2725, 28956), (2850, 27686), (3175, 24852), (3270, 24130), (3810, 20710), (4142, 19050), (4826, 16350), (5450, 14478), (5700, 13843), (6213, 12700), (6350, 12426), (6540, 12065), (7239, 10900), (7620, 10355), (8175, 9652), (8284, 9525)]