8821980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:97

約数の個数: 144

約数和(自身を含む): 30028320

約数和(自身を除く): 21206340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 31, 34, 36, 45, 51, 54, 60, 62, 68, 85, 90, 93, 102, 108, 124, 135, 153, 155, 170, 180, 186, 204, 255, 270, 279, 306, 310, 340, 372, 459, 465, 510, 527, 540, 558, 612, 620, 765, 837, 918, 930, 961, 1020, 1054, 1116, 1395, 1530, 1581, 1674, 1836, 1860, 1922, 2108, 2295, 2635, 2790, 2883, 3060, 3162, 3348, 3844, 4185, 4590, 4743, 4805, 5270, 5580, 5766, 6324, 7905, 8370, 8649, 9180, 9486, 9610, 10540, 11532, 14229, 14415, 15810, 16337, 16740, 17298, 18972, 19220, 23715, 25947, 28458, 28830, 31620, 32674, 34596, 43245, 47430, 49011, 51894, 56916, 57660, 65348, 71145, 81685, 86490, 94860, 98022, 103788, 129735, 142290, 147033, 163370, 172980, 196044, 245055, 259470, 284580, 294066, 326740, 441099, 490110, 518940, 588132, 735165, 882198, 980220, 1470330, 1764396, 2205495, 2940660, 4410990, 8821980]

約数ペア:

[(1, 8821980), (2, 4410990), (3, 2940660), (4, 2205495), (5, 1764396), (6, 1470330), (9, 980220), (10, 882198), (12, 735165), (15, 588132), (17, 518940), (18, 490110), (20, 441099), (27, 326740), (30, 294066), (31, 284580), (34, 259470), (36, 245055), (45, 196044), (51, 172980), (54, 163370), (60, 147033), (62, 142290), (68, 129735), (85, 103788), (90, 98022), (93, 94860), (102, 86490), (108, 81685), (124, 71145), (135, 65348), (153, 57660), (155, 56916), (170, 51894), (180, 49011), (186, 47430), (204, 43245), (255, 34596), (270, 32674), (279, 31620), (306, 28830), (310, 28458), (340, 25947), (372, 23715), (459, 19220), (465, 18972), (510, 17298), (527, 16740), (540, 16337), (558, 15810), (612, 14415), (620, 14229), (765, 11532), (837, 10540), (918, 9610), (930, 9486), (961, 9180), (1020, 8649), (1054, 8370), (1116, 7905), (1395, 6324), (1530, 5766), (1581, 5580), (1674, 5270), (1836, 4805), (1860, 4743), (1922, 4590), (2108, 4185), (2295, 3844), (2635, 3348), (2790, 3162), (2883, 3060)]