78360940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 200793600

約数和(自身を除く): 122432660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 89, 95, 133, 140, 178, 190, 266, 331, 356, 380, 445, 532, 623, 662, 665, 890, 1246, 1324, 1330, 1655, 1691, 1780, 2317, 2492, 2660, 3115, 3310, 3382, 4634, 6230, 6289, 6620, 6764, 8455, 9268, 11585, 11837, 12460, 12578, 16910, 23170, 23674, 25156, 29459, 31445, 33820, 44023, 46340, 47348, 58918, 59185, 62890, 88046, 117836, 118370, 125780, 147295, 176092, 206213, 220115, 236740, 294590, 412426, 440230, 559721, 589180, 824852, 880460, 1031065, 1119442, 2062130, 2238884, 2798605, 3918047, 4124260, 5597210, 7836094, 11194420, 15672188, 19590235, 39180470, 78360940]

約数ペア:

[(1, 78360940), (2, 39180470), (4, 19590235), (5, 15672188), (7, 11194420), (10, 7836094), (14, 5597210), (19, 4124260), (20, 3918047), (28, 2798605), (35, 2238884), (38, 2062130), (70, 1119442), (76, 1031065), (89, 880460), (95, 824852), (133, 589180), (140, 559721), (178, 440230), (190, 412426), (266, 294590), (331, 236740), (356, 220115), (380, 206213), (445, 176092), (532, 147295), (623, 125780), (662, 118370), (665, 117836), (890, 88046), (1246, 62890), (1324, 59185), (1330, 58918), (1655, 47348), (1691, 46340), (1780, 44023), (2317, 33820), (2492, 31445), (2660, 29459), (3115, 25156), (3310, 23674), (3382, 23170), (4634, 16910), (6230, 12578), (6289, 12460), (6620, 11837), (6764, 11585), (8455, 9268)]