27937560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 97228800

約数和(自身を除く): 69291240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 140, 158, 168, 210, 237, 280, 316, 395, 420, 421, 474, 553, 632, 790, 840, 842, 948, 1106, 1185, 1263, 1580, 1659, 1684, 1896, 2105, 2212, 2370, 2526, 2765, 2947, 3160, 3318, 3368, 4210, 4424, 4740, 5052, 5530, 5894, 6315, 6636, 8295, 8420, 8841, 9480, 10104, 11060, 11788, 12630, 13272, 14735, 16590, 16840, 17682, 22120, 23576, 25260, 29470, 33180, 33259, 35364, 44205, 50520, 58940, 66360, 66518, 70728, 88410, 99777, 117880, 133036, 166295, 176820, 199554, 232813, 266072, 332590, 353640, 399108, 465626, 498885, 665180, 698439, 798216, 931252, 997770, 1164065, 1330360, 1396878, 1862504, 1995540, 2328130, 2793756, 3492195, 3991080, 4656260, 5587512, 6984390, 9312520, 13968780, 27937560]

約数ペア:

[(1, 27937560), (2, 13968780), (3, 9312520), (4, 6984390), (5, 5587512), (6, 4656260), (7, 3991080), (8, 3492195), (10, 2793756), (12, 2328130), (14, 1995540), (15, 1862504), (20, 1396878), (21, 1330360), (24, 1164065), (28, 997770), (30, 931252), (35, 798216), (40, 698439), (42, 665180), (56, 498885), (60, 465626), (70, 399108), (79, 353640), (84, 332590), (105, 266072), (120, 232813), (140, 199554), (158, 176820), (168, 166295), (210, 133036), (237, 117880), (280, 99777), (316, 88410), (395, 70728), (420, 66518), (421, 66360), (474, 58940), (553, 50520), (632, 44205), (790, 35364), (840, 33259), (842, 33180), (948, 29470), (1106, 25260), (1185, 23576), (1263, 22120), (1580, 17682), (1659, 16840), (1684, 16590), (1896, 14735), (2105, 13272), (2212, 12630), (2370, 11788), (2526, 11060), (2765, 10104), (2947, 9480), (3160, 8841), (3318, 8420), (3368, 8295), (4210, 6636), (4424, 6315), (4740, 5894), (5052, 5530)]