64919040

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:212

約数の個数: 160

約数和(自身を含む): 212129280

約数和(自身を除く): 147210240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 107, 120, 128, 158, 160, 192, 214, 237, 240, 256, 316, 320, 321, 384, 395, 428, 474, 480, 512, 535, 632, 640, 642, 768, 790, 856, 948, 960, 1070, 1185, 1264, 1280, 1284, 1536, 1580, 1605, 1712, 1896, 1920, 2140, 2370, 2528, 2560, 2568, 3160, 3210, 3424, 3792, 3840, 4280, 4740, 5056, 5136, 6320, 6420, 6848, 7584, 7680, 8453, 8560, 9480, 10112, 10272, 12640, 12840, 13696, 15168, 16906, 17120, 18960, 20224, 20544, 25280, 25359, 25680, 27392, 30336, 33812, 34240, 37920, 40448, 41088, 42265, 50560, 50718, 51360, 54784, 60672, 67624, 68480, 75840, 82176, 84530, 101120, 101436, 102720, 121344, 126795, 135248, 136960, 151680, 164352, 169060, 202240, 202872, 205440, 253590, 270496, 273920, 303360, 338120, 405744, 410880, 507180, 540992, 606720, 676240, 811488, 821760, 1014360, 1081984, 1352480, 1622976, 2028720, 2163968, 2704960, 3245952, 4057440, 4327936, 5409920, 6491904, 8114880, 10819840, 12983808, 16229760, 21639680, 32459520, 64919040]

約数ペア:

[(1, 64919040), (2, 32459520), (3, 21639680), (4, 16229760), (5, 12983808), (6, 10819840), (8, 8114880), (10, 6491904), (12, 5409920), (15, 4327936), (16, 4057440), (20, 3245952), (24, 2704960), (30, 2163968), (32, 2028720), (40, 1622976), (48, 1352480), (60, 1081984), (64, 1014360), (79, 821760), (80, 811488), (96, 676240), (107, 606720), (120, 540992), (128, 507180), (158, 410880), (160, 405744), (192, 338120), (214, 303360), (237, 273920), (240, 270496), (256, 253590), (316, 205440), (320, 202872), (321, 202240), (384, 169060), (395, 164352), (428, 151680), (474, 136960), (480, 135248), (512, 126795), (535, 121344), (632, 102720), (640, 101436), (642, 101120), (768, 84530), (790, 82176), (856, 75840), (948, 68480), (960, 67624), (1070, 60672), (1185, 54784), (1264, 51360), (1280, 50718), (1284, 50560), (1536, 42265), (1580, 41088), (1605, 40448), (1712, 37920), (1896, 34240), (1920, 33812), (2140, 30336), (2370, 27392), (2528, 25680), (2560, 25359), (2568, 25280), (3160, 20544), (3210, 20224), (3424, 18960), (3792, 17120), (3840, 16906), (4280, 15168), (4740, 13696), (5056, 12840), (5136, 12640), (6320, 10272), (6420, 10112), (6848, 9480), (7584, 8560), (7680, 8453)]