18035640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:462

約数の個数: 192

約数和(自身を含む): 71098560

約数和(自身を除く): 53062920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 421, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 842, 952, 1020, 1071, 1190, 1224, 1260, 1263, 1428, 1530, 1684, 1785, 2040, 2105, 2142, 2380, 2520, 2526, 2856, 2947, 3060, 3368, 3570, 3789, 4210, 4284, 4760, 5052, 5355, 5894, 6120, 6315, 7140, 7157, 7578, 8420, 8568, 8841, 10104, 10710, 11788, 12630, 14280, 14314, 14735, 15156, 16840, 17682, 18945, 21420, 21471, 23576, 25260, 26523, 28628, 29470, 30312, 35364, 35785, 37890, 42840, 42942, 44205, 50099, 50520, 53046, 57256, 58940, 64413, 70728, 71570, 75780, 85884, 88410, 100198, 106092, 107355, 117880, 128826, 132615, 143140, 150297, 151560, 171768, 176820, 200396, 212184, 214710, 250495, 257652, 265230, 286280, 300594, 322065, 353640, 400792, 429420, 450891, 500990, 515304, 530460, 601188, 644130, 751485, 858840, 901782, 1001980, 1060920, 1202376, 1288260, 1502970, 1803564, 2003960, 2254455, 2576520, 3005940, 3607128, 4508910, 6011880, 9017820, 18035640]

約数ペア:

[(1, 18035640), (2, 9017820), (3, 6011880), (4, 4508910), (5, 3607128), (6, 3005940), (7, 2576520), (8, 2254455), (9, 2003960), (10, 1803564), (12, 1502970), (14, 1288260), (15, 1202376), (17, 1060920), (18, 1001980), (20, 901782), (21, 858840), (24, 751485), (28, 644130), (30, 601188), (34, 530460), (35, 515304), (36, 500990), (40, 450891), (42, 429420), (45, 400792), (51, 353640), (56, 322065), (60, 300594), (63, 286280), (68, 265230), (70, 257652), (72, 250495), (84, 214710), (85, 212184), (90, 200396), (102, 176820), (105, 171768), (119, 151560), (120, 150297), (126, 143140), (136, 132615), (140, 128826), (153, 117880), (168, 107355), (170, 106092), (180, 100198), (204, 88410), (210, 85884), (238, 75780), (252, 71570), (255, 70728), (280, 64413), (306, 58940), (315, 57256), (340, 53046), (357, 50520), (360, 50099), (408, 44205), (420, 42942), (421, 42840), (476, 37890), (504, 35785), (510, 35364), (595, 30312), (612, 29470), (630, 28628), (680, 26523), (714, 25260), (765, 23576), (840, 21471), (842, 21420), (952, 18945), (1020, 17682), (1071, 16840), (1190, 15156), (1224, 14735), (1260, 14314), (1263, 14280), (1428, 12630), (1530, 11788), (1684, 10710), (1785, 10104), (2040, 8841), (2105, 8568), (2142, 8420), (2380, 7578), (2520, 7157), (2526, 7140), (2856, 6315), (2947, 6120), (3060, 5894), (3368, 5355), (3570, 5052), (3789, 4760), (4210, 4284)]