81203640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{96671}}^1$

素因数の和:96692

約数の個数: 64

約数和(自身を含む): 278415360

約数和(自身を除く): 197211720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 96671, 193342, 290013, 386684, 483355, 580026, 676697, 773368, 966710, 1160052, 1353394, 1450065, 1933420, 2030091, 2320104, 2706788, 2900130, 3383485, 3866840, 4060182, 5413576, 5800260, 6766970, 8120364, 10150455, 11600520, 13533940, 16240728, 20300910, 27067880, 40601820, 81203640]

約数ペア:

[(1, 81203640), (2, 40601820), (3, 27067880), (4, 20300910), (5, 16240728), (6, 13533940), (7, 11600520), (8, 10150455), (10, 8120364), (12, 6766970), (14, 5800260), (15, 5413576), (20, 4060182), (21, 3866840), (24, 3383485), (28, 2900130), (30, 2706788), (35, 2320104), (40, 2030091), (42, 1933420), (56, 1450065), (60, 1353394), (70, 1160052), (84, 966710), (105, 773368), (120, 676697), (140, 580026), (168, 483355), (210, 386684), (280, 290013), (420, 193342), (840, 96671)]