169781940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^2$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 544622400

約数和(自身を除く): 374840460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 73, 90, 108, 118, 135, 146, 177, 180, 219, 236, 270, 292, 295, 354, 365, 438, 531, 540, 590, 657, 708, 730, 876, 885, 1062, 1095, 1180, 1314, 1460, 1593, 1770, 1971, 2124, 2190, 2628, 2655, 3186, 3285, 3540, 3942, 4307, 4380, 5310, 5329, 6372, 6570, 7884, 7965, 8614, 9855, 10620, 10658, 12921, 13140, 15930, 15987, 17228, 19710, 21316, 21535, 25842, 26645, 31860, 31974, 38763, 39420, 43070, 47961, 51684, 53290, 63948, 64605, 77526, 79935, 86140, 95922, 106580, 116289, 129210, 143883, 155052, 159870, 191844, 193815, 232578, 239805, 258420, 287766, 314411, 319740, 387630, 465156, 479610, 575532, 581445, 628822, 719415, 775260, 943233, 959220, 1162890, 1257644, 1438830, 1572055, 1886466, 2325780, 2829699, 2877660, 3144110, 3772932, 4716165, 5659398, 6288220, 8489097, 9432330, 11318796, 14148495, 16978194, 18864660, 28296990, 33956388, 42445485, 56593980, 84890970, 169781940]

約数ペア:

[(1, 169781940), (2, 84890970), (3, 56593980), (4, 42445485), (5, 33956388), (6, 28296990), (9, 18864660), (10, 16978194), (12, 14148495), (15, 11318796), (18, 9432330), (20, 8489097), (27, 6288220), (30, 5659398), (36, 4716165), (45, 3772932), (54, 3144110), (59, 2877660), (60, 2829699), (73, 2325780), (90, 1886466), (108, 1572055), (118, 1438830), (135, 1257644), (146, 1162890), (177, 959220), (180, 943233), (219, 775260), (236, 719415), (270, 628822), (292, 581445), (295, 575532), (354, 479610), (365, 465156), (438, 387630), (531, 319740), (540, 314411), (590, 287766), (657, 258420), (708, 239805), (730, 232578), (876, 193815), (885, 191844), (1062, 159870), (1095, 155052), (1180, 143883), (1314, 129210), (1460, 116289), (1593, 106580), (1770, 95922), (1971, 86140), (2124, 79935), (2190, 77526), (2628, 64605), (2655, 63948), (3186, 53290), (3285, 51684), (3540, 47961), (3942, 43070), (4307, 39420), (4380, 38763), (5310, 31974), (5329, 31860), (6372, 26645), (6570, 25842), (7884, 21535), (7965, 21316), (8614, 19710), (9855, 17228), (10620, 15987), (10658, 15930), (12921, 13140)]