202088740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 501984000

約数和(自身を除く): 299895260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 331, 343, 356, 445, 490, 623, 662, 686, 890, 980, 1246, 1324, 1372, 1655, 1715, 1780, 2317, 2492, 3115, 3310, 3430, 4361, 4634, 6230, 6620, 6860, 8722, 9268, 11585, 12460, 16219, 17444, 21805, 23170, 29459, 30527, 32438, 43610, 46340, 58918, 61054, 64876, 81095, 87220, 113533, 117836, 122108, 147295, 152635, 162190, 206213, 227066, 294590, 305270, 324380, 412426, 454132, 567665, 589180, 610540, 824852, 1031065, 1135330, 1443491, 2062130, 2270660, 2886982, 4124260, 5773964, 7217455, 10104437, 14434910, 20208874, 28869820, 40417748, 50522185, 101044370, 202088740]

約数ペア:

[(1, 202088740), (2, 101044370), (4, 50522185), (5, 40417748), (7, 28869820), (10, 20208874), (14, 14434910), (20, 10104437), (28, 7217455), (35, 5773964), (49, 4124260), (70, 2886982), (89, 2270660), (98, 2062130), (140, 1443491), (178, 1135330), (196, 1031065), (245, 824852), (331, 610540), (343, 589180), (356, 567665), (445, 454132), (490, 412426), (623, 324380), (662, 305270), (686, 294590), (890, 227066), (980, 206213), (1246, 162190), (1324, 152635), (1372, 147295), (1655, 122108), (1715, 117836), (1780, 113533), (2317, 87220), (2492, 81095), (3115, 64876), (3310, 61054), (3430, 58918), (4361, 46340), (4634, 43610), (6230, 32438), (6620, 30527), (6860, 29459), (8722, 23170), (9268, 21805), (11585, 17444), (12460, 16219)]