318828260

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 717050880

約数和(自身を除く): 398222620

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 89, 94, 103, 148, 178, 185, 188, 206, 235, 356, 370, 412, 445, 470, 515, 740, 890, 940, 1030, 1739, 1780, 2060, 3293, 3478, 3811, 4183, 4841, 6586, 6956, 7622, 8366, 8695, 9167, 9682, 13172, 15244, 16465, 16732, 17390, 18334, 19055, 19364, 20915, 24205, 32930, 34780, 36668, 38110, 41830, 45835, 48410, 65860, 76220, 83660, 91670, 96820, 154771, 179117, 183340, 309542, 339179, 358234, 430849, 619084, 678358, 716468, 773855, 861698, 895585, 1356716, 1547710, 1695895, 1723396, 1791170, 2154245, 3095420, 3391790, 3582340, 4308490, 6783580, 8616980, 15941413, 31882826, 63765652, 79707065, 159414130, 318828260]

約数ペア:

[(1, 318828260), (2, 159414130), (4, 79707065), (5, 63765652), (10, 31882826), (20, 15941413), (37, 8616980), (47, 6783580), (74, 4308490), (89, 3582340), (94, 3391790), (103, 3095420), (148, 2154245), (178, 1791170), (185, 1723396), (188, 1695895), (206, 1547710), (235, 1356716), (356, 895585), (370, 861698), (412, 773855), (445, 716468), (470, 678358), (515, 619084), (740, 430849), (890, 358234), (940, 339179), (1030, 309542), (1739, 183340), (1780, 179117), (2060, 154771), (3293, 96820), (3478, 91670), (3811, 83660), (4183, 76220), (4841, 65860), (6586, 48410), (6956, 45835), (7622, 41830), (8366, 38110), (8695, 36668), (9167, 34780), (9682, 32930), (13172, 24205), (15244, 20915), (16465, 19364), (16732, 19055), (17390, 18334)]