131027580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{8179}}^1$

素因数の和:8283

約数の個数: 72

約数和(自身を含む): 401965200

約数和(自身を除く): 270937620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 8179, 16020, 16358, 24537, 32716, 40895, 49074, 73611, 81790, 98148, 122685, 147222, 163580, 245370, 294444, 368055, 490740, 727931, 736110, 1455862, 1472220, 2183793, 2911724, 3639655, 4367586, 6551379, 7279310, 8735172, 10918965, 13102758, 14558620, 21837930, 26205516, 32756895, 43675860, 65513790, 131027580]

約数ペア:

[(1, 131027580), (2, 65513790), (3, 43675860), (4, 32756895), (5, 26205516), (6, 21837930), (9, 14558620), (10, 13102758), (12, 10918965), (15, 8735172), (18, 7279310), (20, 6551379), (30, 4367586), (36, 3639655), (45, 2911724), (60, 2183793), (89, 1472220), (90, 1455862), (178, 736110), (180, 727931), (267, 490740), (356, 368055), (445, 294444), (534, 245370), (801, 163580), (890, 147222), (1068, 122685), (1335, 98148), (1602, 81790), (1780, 73611), (2670, 49074), (3204, 40895), (4005, 32716), (5340, 24537), (8010, 16358), (8179, 16020)]