180807200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:499

約数の個数: 144

約数和(自身を含む): 511842240

約数和(自身を除く): 331035040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 83, 100, 112, 140, 160, 166, 175, 200, 224, 280, 332, 350, 389, 400, 415, 560, 581, 664, 700, 778, 800, 830, 1120, 1162, 1328, 1400, 1556, 1660, 1945, 2075, 2324, 2656, 2723, 2800, 2905, 3112, 3320, 3890, 4150, 4648, 5446, 5600, 5810, 6224, 6640, 7780, 8300, 9296, 9725, 10892, 11620, 12448, 13280, 13615, 14525, 15560, 16600, 18592, 19450, 21784, 23240, 27230, 29050, 31120, 32287, 33200, 38900, 43568, 46480, 54460, 58100, 62240, 64574, 66400, 68075, 77800, 87136, 92960, 108920, 116200, 129148, 136150, 155600, 161435, 217840, 226009, 232400, 258296, 272300, 311200, 322870, 435680, 452018, 464800, 516592, 544600, 645740, 807175, 904036, 1033184, 1089200, 1130045, 1291480, 1614350, 1808072, 2178400, 2260090, 2582960, 3228700, 3616144, 4520180, 5165920, 5650225, 6457400, 7232288, 9040360, 11300450, 12914800, 18080720, 22600900, 25829600, 36161440, 45201800, 90403600, 180807200]

約数ペア:

[(1, 180807200), (2, 90403600), (4, 45201800), (5, 36161440), (7, 25829600), (8, 22600900), (10, 18080720), (14, 12914800), (16, 11300450), (20, 9040360), (25, 7232288), (28, 6457400), (32, 5650225), (35, 5165920), (40, 4520180), (50, 3616144), (56, 3228700), (70, 2582960), (80, 2260090), (83, 2178400), (100, 1808072), (112, 1614350), (140, 1291480), (160, 1130045), (166, 1089200), (175, 1033184), (200, 904036), (224, 807175), (280, 645740), (332, 544600), (350, 516592), (389, 464800), (400, 452018), (415, 435680), (560, 322870), (581, 311200), (664, 272300), (700, 258296), (778, 232400), (800, 226009), (830, 217840), (1120, 161435), (1162, 155600), (1328, 136150), (1400, 129148), (1556, 116200), (1660, 108920), (1945, 92960), (2075, 87136), (2324, 77800), (2656, 68075), (2723, 66400), (2800, 64574), (2905, 62240), (3112, 58100), (3320, 54460), (3890, 46480), (4150, 43568), (4648, 38900), (5446, 33200), (5600, 32287), (5810, 31120), (6224, 29050), (6640, 27230), (7780, 23240), (8300, 21784), (9296, 19450), (9725, 18592), (10892, 16600), (11620, 15560), (12448, 14525), (13280, 13615)]