64543860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 207567360

約数和(自身を除く): 143023500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 43, 45, 60, 62, 86, 90, 93, 124, 129, 155, 172, 180, 186, 215, 258, 269, 279, 310, 372, 387, 430, 465, 516, 538, 558, 620, 645, 774, 807, 860, 930, 1076, 1116, 1290, 1333, 1345, 1395, 1548, 1614, 1860, 1935, 2421, 2580, 2666, 2690, 2790, 3228, 3870, 3999, 4035, 4842, 5332, 5380, 5580, 6665, 7740, 7998, 8070, 8339, 9684, 11567, 11997, 12105, 13330, 15996, 16140, 16678, 19995, 23134, 23994, 24210, 25017, 26660, 33356, 34701, 39990, 41695, 46268, 47988, 48420, 50034, 57835, 59985, 69402, 75051, 79980, 83390, 100068, 104103, 115670, 119970, 125085, 138804, 150102, 166780, 173505, 208206, 231340, 239940, 250170, 300204, 347010, 358577, 375255, 416412, 500340, 520515, 694020, 717154, 750510, 1041030, 1075731, 1434308, 1501020, 1792885, 2082060, 2151462, 3227193, 3585770, 4302924, 5378655, 6454386, 7171540, 10757310, 12908772, 16135965, 21514620, 32271930, 64543860]

約数ペア:

[(1, 64543860), (2, 32271930), (3, 21514620), (4, 16135965), (5, 12908772), (6, 10757310), (9, 7171540), (10, 6454386), (12, 5378655), (15, 4302924), (18, 3585770), (20, 3227193), (30, 2151462), (31, 2082060), (36, 1792885), (43, 1501020), (45, 1434308), (60, 1075731), (62, 1041030), (86, 750510), (90, 717154), (93, 694020), (124, 520515), (129, 500340), (155, 416412), (172, 375255), (180, 358577), (186, 347010), (215, 300204), (258, 250170), (269, 239940), (279, 231340), (310, 208206), (372, 173505), (387, 166780), (430, 150102), (465, 138804), (516, 125085), (538, 119970), (558, 115670), (620, 104103), (645, 100068), (774, 83390), (807, 79980), (860, 75051), (930, 69402), (1076, 59985), (1116, 57835), (1290, 50034), (1333, 48420), (1345, 47988), (1395, 46268), (1548, 41695), (1614, 39990), (1860, 34701), (1935, 33356), (2421, 26660), (2580, 25017), (2666, 24210), (2690, 23994), (2790, 23134), (3228, 19995), (3870, 16678), (3999, 16140), (4035, 15996), (4842, 13330), (5332, 12105), (5380, 11997), (5580, 11567), (6665, 9684), (7740, 8339), (7998, 8070)]