81780384

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{121697}}^1$

素因数の和:121717

約数の個数: 48

約数和(自身を含む): 245343168

約数和(自身を除く): 163562784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 121697, 243394, 365091, 486788, 730182, 851879, 973576, 1460364, 1703758, 1947152, 2555637, 2920728, 3407516, 3894304, 5111274, 5841456, 6815032, 10222548, 11682912, 13630064, 20445096, 27260128, 40890192, 81780384]

約数ペア:

[(1, 81780384), (2, 40890192), (3, 27260128), (4, 20445096), (6, 13630064), (7, 11682912), (8, 10222548), (12, 6815032), (14, 5841456), (16, 5111274), (21, 3894304), (24, 3407516), (28, 2920728), (32, 2555637), (42, 1947152), (48, 1703758), (56, 1460364), (84, 973576), (96, 851879), (112, 730182), (168, 486788), (224, 365091), (336, 243394), (672, 121697)]