78147930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1889}}^1$

素因数の和:2103

約数の個数: 64

約数和(自身を含む): 215550720

約数和(自身を除く): 137402790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 197, 210, 394, 591, 985, 1182, 1379, 1889, 1970, 2758, 2955, 3778, 4137, 5667, 5910, 6895, 8274, 9445, 11334, 13223, 13790, 18890, 20685, 26446, 28335, 39669, 41370, 56670, 66115, 79338, 132230, 198345, 372133, 396690, 744266, 1116399, 1860665, 2232798, 2604931, 3721330, 5209862, 5581995, 7814793, 11163990, 13024655, 15629586, 26049310, 39073965, 78147930]

約数ペア:

[(1, 78147930), (2, 39073965), (3, 26049310), (5, 15629586), (6, 13024655), (7, 11163990), (10, 7814793), (14, 5581995), (15, 5209862), (21, 3721330), (30, 2604931), (35, 2232798), (42, 1860665), (70, 1116399), (105, 744266), (197, 396690), (210, 372133), (394, 198345), (591, 132230), (985, 79338), (1182, 66115), (1379, 56670), (1889, 41370), (1970, 39669), (2758, 28335), (2955, 26446), (3778, 20685), (4137, 18890), (5667, 13790), (5910, 13223), (6895, 11334), (8274, 9445)]