8390520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:494

約数の個数: 128

約数和(自身を含む): 29678400

約数和(自身を除く): 21287880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 457, 459, 510, 540, 612, 680, 765, 914, 918, 1020, 1080, 1224, 1371, 1530, 1828, 1836, 2040, 2285, 2295, 2742, 3060, 3656, 3672, 4113, 4570, 4590, 5484, 6120, 6855, 7769, 8226, 9140, 9180, 10968, 12339, 13710, 15538, 16452, 18280, 18360, 20565, 23307, 24678, 27420, 31076, 32904, 38845, 41130, 46614, 49356, 54840, 61695, 62152, 69921, 77690, 82260, 93228, 98712, 116535, 123390, 139842, 155380, 164520, 186456, 209763, 233070, 246780, 279684, 310760, 349605, 419526, 466140, 493560, 559368, 699210, 839052, 932280, 1048815, 1398420, 1678104, 2097630, 2796840, 4195260, 8390520]

約数ペア:

[(1, 8390520), (2, 4195260), (3, 2796840), (4, 2097630), (5, 1678104), (6, 1398420), (8, 1048815), (9, 932280), (10, 839052), (12, 699210), (15, 559368), (17, 493560), (18, 466140), (20, 419526), (24, 349605), (27, 310760), (30, 279684), (34, 246780), (36, 233070), (40, 209763), (45, 186456), (51, 164520), (54, 155380), (60, 139842), (68, 123390), (72, 116535), (85, 98712), (90, 93228), (102, 82260), (108, 77690), (120, 69921), (135, 62152), (136, 61695), (153, 54840), (170, 49356), (180, 46614), (204, 41130), (216, 38845), (255, 32904), (270, 31076), (306, 27420), (340, 24678), (360, 23307), (408, 20565), (457, 18360), (459, 18280), (510, 16452), (540, 15538), (612, 13710), (680, 12339), (765, 10968), (914, 9180), (918, 9140), (1020, 8226), (1080, 7769), (1224, 6855), (1371, 6120), (1530, 5484), (1828, 4590), (1836, 4570), (2040, 4113), (2285, 3672), (2295, 3656), (2742, 3060)]