64896720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38629}}^1$

素因数の和:38652

約数の個数: 80

約数和(自身を含む): 229925760

約数和(自身を除く): 165029040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38629, 77258, 115887, 154516, 193145, 231774, 270403, 309032, 386290, 463548, 540806, 579435, 618064, 772580, 811209, 927096, 1081612, 1158870, 1352015, 1545160, 1622418, 1854192, 2163224, 2317740, 2704030, 3090320, 3244836, 4056045, 4326448, 4635480, 5408060, 6489672, 8112090, 9270960, 10816120, 12979344, 16224180, 21632240, 32448360, 64896720]

約数ペア:

[(1, 64896720), (2, 32448360), (3, 21632240), (4, 16224180), (5, 12979344), (6, 10816120), (7, 9270960), (8, 8112090), (10, 6489672), (12, 5408060), (14, 4635480), (15, 4326448), (16, 4056045), (20, 3244836), (21, 3090320), (24, 2704030), (28, 2317740), (30, 2163224), (35, 1854192), (40, 1622418), (42, 1545160), (48, 1352015), (56, 1158870), (60, 1081612), (70, 927096), (80, 811209), (84, 772580), (105, 618064), (112, 579435), (120, 540806), (140, 463548), (168, 386290), (210, 309032), (240, 270403), (280, 231774), (336, 193145), (420, 154516), (560, 115887), (840, 77258), (1680, 38629)]