16900380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 63866880

約数和(自身を除く): 46966500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 170, 180, 189, 204, 210, 238, 252, 255, 263, 270, 306, 315, 340, 357, 378, 420, 459, 476, 510, 526, 540, 595, 612, 630, 714, 756, 765, 789, 918, 945, 1020, 1052, 1071, 1190, 1260, 1315, 1428, 1530, 1578, 1785, 1836, 1841, 1890, 2142, 2295, 2367, 2380, 2630, 3060, 3156, 3213, 3570, 3682, 3780, 3945, 4284, 4471, 4590, 4734, 5260, 5355, 5523, 6426, 7101, 7140, 7364, 7890, 8942, 9180, 9205, 9468, 10710, 11046, 11835, 12852, 13413, 14202, 15780, 16065, 16569, 17884, 18410, 21420, 22092, 22355, 23670, 26826, 27615, 28404, 31297, 32130, 33138, 35505, 36820, 40239, 44710, 47340, 49707, 53652, 55230, 62594, 64260, 66276, 67065, 71010, 80478, 82845, 89420, 93891, 99414, 110460, 120717, 125188, 134130, 142020, 156485, 160956, 165690, 187782, 198828, 201195, 241434, 248535, 268260, 281673, 312970, 331380, 375564, 402390, 469455, 482868, 497070, 563346, 603585, 625940, 804780, 845019, 938910, 994140, 1126692, 1207170, 1408365, 1690038, 1877820, 2414340, 2816730, 3380076, 4225095, 5633460, 8450190, 16900380]

約数ペア:

[(1, 16900380), (2, 8450190), (3, 5633460), (4, 4225095), (5, 3380076), (6, 2816730), (7, 2414340), (9, 1877820), (10, 1690038), (12, 1408365), (14, 1207170), (15, 1126692), (17, 994140), (18, 938910), (20, 845019), (21, 804780), (27, 625940), (28, 603585), (30, 563346), (34, 497070), (35, 482868), (36, 469455), (42, 402390), (45, 375564), (51, 331380), (54, 312970), (60, 281673), (63, 268260), (68, 248535), (70, 241434), (84, 201195), (85, 198828), (90, 187782), (102, 165690), (105, 160956), (108, 156485), (119, 142020), (126, 134130), (135, 125188), (140, 120717), (153, 110460), (170, 99414), (180, 93891), (189, 89420), (204, 82845), (210, 80478), (238, 71010), (252, 67065), (255, 66276), (263, 64260), (270, 62594), (306, 55230), (315, 53652), (340, 49707), (357, 47340), (378, 44710), (420, 40239), (459, 36820), (476, 35505), (510, 33138), (526, 32130), (540, 31297), (595, 28404), (612, 27615), (630, 26826), (714, 23670), (756, 22355), (765, 22092), (789, 21420), (918, 18410), (945, 17884), (1020, 16569), (1052, 16065), (1071, 15780), (1190, 14202), (1260, 13413), (1315, 12852), (1428, 11835), (1530, 11046), (1578, 10710), (1785, 9468), (1836, 9205), (1841, 9180), (1890, 8942), (2142, 7890), (2295, 7364), (2367, 7140), (2380, 7101), (2630, 6426), (3060, 5523), (3156, 5355), (3213, 5260), (3570, 4734), (3682, 4590), (3780, 4471), (3945, 4284)]