72774800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 180

約数和(自身を含む): 210343680

約数和(自身を除く): 137568880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 47, 49, 50, 56, 70, 79, 80, 94, 98, 100, 112, 140, 158, 175, 188, 196, 200, 235, 245, 280, 316, 329, 350, 376, 392, 395, 400, 470, 490, 553, 560, 632, 658, 700, 752, 784, 790, 940, 980, 1106, 1175, 1225, 1264, 1316, 1400, 1580, 1645, 1880, 1960, 1975, 2212, 2303, 2350, 2450, 2632, 2765, 2800, 3160, 3290, 3713, 3760, 3871, 3920, 3950, 4424, 4606, 4700, 4900, 5264, 5530, 6320, 6580, 7426, 7742, 7900, 8225, 8848, 9212, 9400, 9800, 11060, 11515, 13160, 13825, 14852, 15484, 15800, 16450, 18424, 18565, 18800, 19355, 19600, 22120, 23030, 25991, 26320, 27650, 29704, 30968, 31600, 32900, 36848, 37130, 38710, 44240, 46060, 51982, 55300, 57575, 59408, 61936, 65800, 74260, 77420, 92120, 92825, 96775, 103964, 110600, 115150, 129955, 131600, 148520, 154840, 181937, 184240, 185650, 193550, 207928, 221200, 230300, 259910, 297040, 309680, 363874, 371300, 387100, 415856, 460600, 519820, 649775, 727748, 742600, 774200, 909685, 921200, 1039640, 1299550, 1455496, 1485200, 1548400, 1819370, 2079280, 2599100, 2910992, 3638740, 4548425, 5198200, 7277480, 9096850, 10396400, 14554960, 18193700, 36387400, 72774800]

約数ペア:

[(1, 72774800), (2, 36387400), (4, 18193700), (5, 14554960), (7, 10396400), (8, 9096850), (10, 7277480), (14, 5198200), (16, 4548425), (20, 3638740), (25, 2910992), (28, 2599100), (35, 2079280), (40, 1819370), (47, 1548400), (49, 1485200), (50, 1455496), (56, 1299550), (70, 1039640), (79, 921200), (80, 909685), (94, 774200), (98, 742600), (100, 727748), (112, 649775), (140, 519820), (158, 460600), (175, 415856), (188, 387100), (196, 371300), (200, 363874), (235, 309680), (245, 297040), (280, 259910), (316, 230300), (329, 221200), (350, 207928), (376, 193550), (392, 185650), (395, 184240), (400, 181937), (470, 154840), (490, 148520), (553, 131600), (560, 129955), (632, 115150), (658, 110600), (700, 103964), (752, 96775), (784, 92825), (790, 92120), (940, 77420), (980, 74260), (1106, 65800), (1175, 61936), (1225, 59408), (1264, 57575), (1316, 55300), (1400, 51982), (1580, 46060), (1645, 44240), (1880, 38710), (1960, 37130), (1975, 36848), (2212, 32900), (2303, 31600), (2350, 30968), (2450, 29704), (2632, 27650), (2765, 26320), (2800, 25991), (3160, 23030), (3290, 22120), (3713, 19600), (3760, 19355), (3871, 18800), (3920, 18565), (3950, 18424), (4424, 16450), (4606, 15800), (4700, 15484), (4900, 14852), (5264, 13825), (5530, 13160), (6320, 11515), (6580, 11060), (7426, 9800), (7742, 9400), (7900, 9212), (8225, 8848)]