16609180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 42577920

約数和(自身を除く): 25968740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 43, 62, 70, 86, 89, 124, 140, 155, 172, 178, 215, 217, 301, 310, 356, 430, 434, 445, 602, 620, 623, 860, 868, 890, 1085, 1204, 1246, 1333, 1505, 1780, 2170, 2492, 2666, 2759, 3010, 3115, 3827, 4340, 5332, 5518, 6020, 6230, 6665, 7654, 9331, 11036, 12460, 13330, 13795, 15308, 18662, 19135, 19313, 26660, 26789, 27590, 37324, 38270, 38626, 46655, 53578, 55180, 76540, 77252, 93310, 96565, 107156, 118637, 133945, 186620, 193130, 237274, 267890, 386260, 474548, 535780, 593185, 830459, 1186370, 1660918, 2372740, 3321836, 4152295, 8304590, 16609180]

約数ペア:

[(1, 16609180), (2, 8304590), (4, 4152295), (5, 3321836), (7, 2372740), (10, 1660918), (14, 1186370), (20, 830459), (28, 593185), (31, 535780), (35, 474548), (43, 386260), (62, 267890), (70, 237274), (86, 193130), (89, 186620), (124, 133945), (140, 118637), (155, 107156), (172, 96565), (178, 93310), (215, 77252), (217, 76540), (301, 55180), (310, 53578), (356, 46655), (430, 38626), (434, 38270), (445, 37324), (602, 27590), (620, 26789), (623, 26660), (860, 19313), (868, 19135), (890, 18662), (1085, 15308), (1204, 13795), (1246, 13330), (1333, 12460), (1505, 11036), (1780, 9331), (2170, 7654), (2492, 6665), (2666, 6230), (2759, 6020), (3010, 5518), (3115, 5332), (3827, 4340)]