51573480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^4\times {\mathrm{179}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 181504800

約数和(自身を除く): 129931320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 179, 196, 210, 245, 280, 294, 343, 358, 392, 420, 490, 537, 588, 686, 716, 735, 840, 895, 980, 1029, 1074, 1176, 1253, 1372, 1432, 1470, 1715, 1790, 1960, 2058, 2148, 2401, 2506, 2685, 2744, 2940, 3430, 3580, 3759, 4116, 4296, 4802, 5012, 5145, 5370, 5880, 6265, 6860, 7160, 7203, 7518, 8232, 8771, 9604, 10024, 10290, 10740, 12005, 12530, 13720, 14406, 15036, 17542, 18795, 19208, 20580, 21480, 24010, 25060, 26313, 28812, 30072, 35084, 36015, 37590, 41160, 43855, 48020, 50120, 52626, 57624, 61397, 70168, 72030, 75180, 87710, 96040, 105252, 122794, 131565, 144060, 150360, 175420, 184191, 210504, 245588, 263130, 288120, 306985, 350840, 368382, 429779, 491176, 526260, 613970, 736764, 859558, 920955, 1052520, 1227940, 1289337, 1473528, 1719116, 1841910, 2148895, 2455880, 2578674, 3438232, 3683820, 4297790, 5157348, 6446685, 7367640, 8595580, 10314696, 12893370, 17191160, 25786740, 51573480]

約数ペア:

[(1, 51573480), (2, 25786740), (3, 17191160), (4, 12893370), (5, 10314696), (6, 8595580), (7, 7367640), (8, 6446685), (10, 5157348), (12, 4297790), (14, 3683820), (15, 3438232), (20, 2578674), (21, 2455880), (24, 2148895), (28, 1841910), (30, 1719116), (35, 1473528), (40, 1289337), (42, 1227940), (49, 1052520), (56, 920955), (60, 859558), (70, 736764), (84, 613970), (98, 526260), (105, 491176), (120, 429779), (140, 368382), (147, 350840), (168, 306985), (179, 288120), (196, 263130), (210, 245588), (245, 210504), (280, 184191), (294, 175420), (343, 150360), (358, 144060), (392, 131565), (420, 122794), (490, 105252), (537, 96040), (588, 87710), (686, 75180), (716, 72030), (735, 70168), (840, 61397), (895, 57624), (980, 52626), (1029, 50120), (1074, 48020), (1176, 43855), (1253, 41160), (1372, 37590), (1432, 36015), (1470, 35084), (1715, 30072), (1790, 28812), (1960, 26313), (2058, 25060), (2148, 24010), (2401, 21480), (2506, 20580), (2685, 19208), (2744, 18795), (2940, 17542), (3430, 15036), (3580, 14406), (3759, 13720), (4116, 12530), (4296, 12005), (4802, 10740), (5012, 10290), (5145, 10024), (5370, 9604), (5880, 8771), (6265, 8232), (6860, 7518), (7160, 7203)]