18478170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 51217920

約数和(自身を除く): 32739750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 37, 45, 62, 74, 90, 93, 111, 155, 179, 185, 186, 222, 279, 310, 333, 358, 370, 465, 537, 555, 558, 666, 895, 930, 1074, 1110, 1147, 1395, 1611, 1665, 1790, 2294, 2685, 2790, 3222, 3330, 3441, 5370, 5549, 5735, 6623, 6882, 8055, 10323, 11098, 11470, 13246, 16110, 16647, 17205, 19869, 20646, 27745, 33115, 33294, 34410, 39738, 49941, 51615, 55490, 59607, 66230, 83235, 99345, 99882, 103230, 119214, 166470, 198690, 205313, 249705, 298035, 410626, 499410, 596070, 615939, 1026565, 1231878, 1847817, 2053130, 3079695, 3695634, 6159390, 9239085, 18478170]

約数ペア:

[(1, 18478170), (2, 9239085), (3, 6159390), (5, 3695634), (6, 3079695), (9, 2053130), (10, 1847817), (15, 1231878), (18, 1026565), (30, 615939), (31, 596070), (37, 499410), (45, 410626), (62, 298035), (74, 249705), (90, 205313), (93, 198690), (111, 166470), (155, 119214), (179, 103230), (185, 99882), (186, 99345), (222, 83235), (279, 66230), (310, 59607), (333, 55490), (358, 51615), (370, 49941), (465, 39738), (537, 34410), (555, 33294), (558, 33115), (666, 27745), (895, 20646), (930, 19869), (1074, 17205), (1110, 16647), (1147, 16110), (1395, 13246), (1611, 11470), (1665, 11098), (1790, 10323), (2294, 8055), (2685, 6882), (2790, 6623), (3222, 5735), (3330, 5549), (3441, 5370)]