88518780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:616

約数の個数: 144

約数和(自身を含む): 309464064

約数和(自身を除く): 220945284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 163, 180, 210, 252, 315, 326, 420, 431, 489, 630, 652, 815, 862, 978, 1141, 1260, 1293, 1467, 1630, 1724, 1956, 2155, 2282, 2445, 2586, 2934, 3017, 3260, 3423, 3879, 4310, 4564, 4890, 5172, 5705, 5868, 6034, 6465, 6846, 7335, 7758, 8620, 9051, 9780, 10269, 11410, 12068, 12930, 13692, 14670, 15085, 15516, 17115, 18102, 19395, 20538, 22820, 25860, 27153, 29340, 30170, 34230, 36204, 38790, 41076, 45255, 51345, 54306, 60340, 68460, 70253, 77580, 90510, 102690, 108612, 135765, 140506, 181020, 205380, 210759, 271530, 281012, 351265, 421518, 491771, 543060, 632277, 702530, 843036, 983542, 1053795, 1264554, 1405060, 1475313, 1967084, 2107590, 2458855, 2529108, 2950626, 3161385, 4215180, 4425939, 4917710, 5901252, 6322770, 7376565, 8851878, 9835420, 12645540, 14753130, 17703756, 22129695, 29506260, 44259390, 88518780]

約数ペア:

[(1, 88518780), (2, 44259390), (3, 29506260), (4, 22129695), (5, 17703756), (6, 14753130), (7, 12645540), (9, 9835420), (10, 8851878), (12, 7376565), (14, 6322770), (15, 5901252), (18, 4917710), (20, 4425939), (21, 4215180), (28, 3161385), (30, 2950626), (35, 2529108), (36, 2458855), (42, 2107590), (45, 1967084), (60, 1475313), (63, 1405060), (70, 1264554), (84, 1053795), (90, 983542), (105, 843036), (126, 702530), (140, 632277), (163, 543060), (180, 491771), (210, 421518), (252, 351265), (315, 281012), (326, 271530), (420, 210759), (431, 205380), (489, 181020), (630, 140506), (652, 135765), (815, 108612), (862, 102690), (978, 90510), (1141, 77580), (1260, 70253), (1293, 68460), (1467, 60340), (1630, 54306), (1724, 51345), (1956, 45255), (2155, 41076), (2282, 38790), (2445, 36204), (2586, 34230), (2934, 30170), (3017, 29340), (3260, 27153), (3423, 25860), (3879, 22820), (4310, 20538), (4564, 19395), (4890, 18102), (5172, 17115), (5705, 15516), (5868, 15085), (6034, 14670), (6465, 13692), (6846, 12930), (7335, 12068), (7758, 11410), (8620, 10269), (9051, 9780)]