79002180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 250810560

約数和(自身を除く): 171808380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 59, 60, 86, 90, 118, 129, 172, 173, 177, 180, 215, 236, 258, 295, 346, 354, 387, 430, 516, 519, 531, 590, 645, 692, 708, 774, 860, 865, 885, 1038, 1062, 1180, 1290, 1548, 1557, 1730, 1770, 1935, 2076, 2124, 2537, 2580, 2595, 2655, 3114, 3460, 3540, 3870, 5074, 5190, 5310, 6228, 7439, 7611, 7740, 7785, 10148, 10207, 10380, 10620, 12685, 14878, 15222, 15570, 20414, 22317, 22833, 25370, 29756, 30444, 30621, 31140, 37195, 38055, 40828, 44634, 45666, 50740, 51035, 61242, 66951, 74390, 76110, 89268, 91332, 91863, 102070, 111585, 114165, 122484, 133902, 148780, 152220, 153105, 183726, 204140, 223170, 228330, 267804, 306210, 334755, 367452, 438901, 446340, 456660, 459315, 612420, 669510, 877802, 918630, 1316703, 1339020, 1755604, 1837260, 2194505, 2633406, 3950109, 4389010, 5266812, 6583515, 7900218, 8778020, 13167030, 15800436, 19750545, 26334060, 39501090, 79002180]

約数ペア:

[(1, 79002180), (2, 39501090), (3, 26334060), (4, 19750545), (5, 15800436), (6, 13167030), (9, 8778020), (10, 7900218), (12, 6583515), (15, 5266812), (18, 4389010), (20, 3950109), (30, 2633406), (36, 2194505), (43, 1837260), (45, 1755604), (59, 1339020), (60, 1316703), (86, 918630), (90, 877802), (118, 669510), (129, 612420), (172, 459315), (173, 456660), (177, 446340), (180, 438901), (215, 367452), (236, 334755), (258, 306210), (295, 267804), (346, 228330), (354, 223170), (387, 204140), (430, 183726), (516, 153105), (519, 152220), (531, 148780), (590, 133902), (645, 122484), (692, 114165), (708, 111585), (774, 102070), (860, 91863), (865, 91332), (885, 89268), (1038, 76110), (1062, 74390), (1180, 66951), (1290, 61242), (1548, 51035), (1557, 50740), (1730, 45666), (1770, 44634), (1935, 40828), (2076, 38055), (2124, 37195), (2537, 31140), (2580, 30621), (2595, 30444), (2655, 29756), (3114, 25370), (3460, 22833), (3540, 22317), (3870, 20414), (5074, 15570), (5190, 15222), (5310, 14878), (6228, 12685), (7439, 10620), (7611, 10380), (7740, 10207), (7785, 10148)]