19734750

素因数分解:

$2^1\times 3^2\times 5^3\times 7^2\times {\mathrm{179}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 62421840

約数和(自身を除く): 42687090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 75, 90, 98, 105, 125, 126, 147, 150, 175, 179, 210, 225, 245, 250, 294, 315, 350, 358, 375, 441, 450, 490, 525, 537, 630, 735, 750, 875, 882, 895, 1050, 1074, 1125, 1225, 1253, 1470, 1575, 1611, 1750, 1790, 2205, 2250, 2450, 2506, 2625, 2685, 3150, 3222, 3675, 3759, 4410, 4475, 5250, 5370, 6125, 6265, 7350, 7518, 7875, 8055, 8771, 8950, 11025, 11277, 12250, 12530, 13425, 15750, 16110, 17542, 18375, 18795, 22050, 22375, 22554, 26313, 26850, 31325, 36750, 37590, 40275, 43855, 44750, 52626, 55125, 56385, 62650, 67125, 78939, 80550, 87710, 93975, 110250, 112770, 131565, 134250, 156625, 157878, 187950, 201375, 219275, 263130, 281925, 313250, 394695, 402750, 438550, 469875, 563850, 657825, 789390, 939750, 1096375, 1315650, 1409625, 1973475, 2192750, 2819250, 3289125, 3946950, 6578250, 9867375, 19734750]

約数ペア:

[(1, 19734750), (2, 9867375), (3, 6578250), (5, 3946950), (6, 3289125), (7, 2819250), (9, 2192750), (10, 1973475), (14, 1409625), (15, 1315650), (18, 1096375), (21, 939750), (25, 789390), (30, 657825), (35, 563850), (42, 469875), (45, 438550), (49, 402750), (50, 394695), (63, 313250), (70, 281925), (75, 263130), (90, 219275), (98, 201375), (105, 187950), (125, 157878), (126, 156625), (147, 134250), (150, 131565), (175, 112770), (179, 110250), (210, 93975), (225, 87710), (245, 80550), (250, 78939), (294, 67125), (315, 62650), (350, 56385), (358, 55125), (375, 52626), (441, 44750), (450, 43855), (490, 40275), (525, 37590), (537, 36750), (630, 31325), (735, 26850), (750, 26313), (875, 22554), (882, 22375), (895, 22050), (1050, 18795), (1074, 18375), (1125, 17542), (1225, 16110), (1253, 15750), (1470, 13425), (1575, 12530), (1611, 12250), (1750, 11277), (1790, 11025), (2205, 8950), (2250, 8771), (2450, 8055), (2506, 7875), (2625, 7518), (2685, 7350), (3150, 6265), (3222, 6125), (3675, 5370), (3759, 5250), (4410, 4475)]