64911840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19319}}^1$

素因数の和:19344

約数の個数: 96

約数和(自身を含む): 233694720

約数和(自身を除く): 168782880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 19319, 38638, 57957, 77276, 96595, 115914, 135233, 154552, 193190, 231828, 270466, 289785, 309104, 386380, 405699, 463656, 540932, 579570, 618208, 676165, 772760, 811398, 927312, 1081864, 1159140, 1352330, 1545520, 1622796, 1854624, 2028495, 2163728, 2318280, 2704660, 3091040, 3245592, 4056990, 4327456, 4636560, 5409320, 6491184, 8113980, 9273120, 10818640, 12982368, 16227960, 21637280, 32455920, 64911840]

約数ペア:

[(1, 64911840), (2, 32455920), (3, 21637280), (4, 16227960), (5, 12982368), (6, 10818640), (7, 9273120), (8, 8113980), (10, 6491184), (12, 5409320), (14, 4636560), (15, 4327456), (16, 4056990), (20, 3245592), (21, 3091040), (24, 2704660), (28, 2318280), (30, 2163728), (32, 2028495), (35, 1854624), (40, 1622796), (42, 1545520), (48, 1352330), (56, 1159140), (60, 1081864), (70, 927312), (80, 811398), (84, 772760), (96, 676165), (105, 618208), (112, 579570), (120, 540932), (140, 463656), (160, 405699), (168, 386380), (210, 309104), (224, 289785), (240, 270466), (280, 231828), (336, 193190), (420, 154552), (480, 135233), (560, 115914), (672, 96595), (840, 77276), (1120, 57957), (1680, 38638), (3360, 19319)]