287881236

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{587}}^1$

素因数の和:858

約数の個数: 96

約数和(自身を含む): 790272000

約数和(自身を除く): 502390764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 239, 342, 478, 513, 587, 684, 717, 956, 1026, 1174, 1434, 1761, 2052, 2151, 2348, 2868, 3522, 4302, 4541, 5283, 6453, 7044, 8604, 9082, 10566, 11153, 12906, 13623, 15849, 18164, 21132, 22306, 25812, 27246, 31698, 33459, 40869, 44612, 54492, 63396, 66918, 81738, 100377, 122607, 133836, 140293, 163476, 200754, 245214, 280586, 301131, 401508, 420879, 490428, 561172, 602262, 841758, 1204524, 1262637, 1683516, 2525274, 2665567, 3787911, 5050548, 5331134, 7575822, 7996701, 10662268, 15151644, 15993402, 23990103, 31986804, 47980206, 71970309, 95960412, 143940618, 287881236]

約数ペア:

[(1, 287881236), (2, 143940618), (3, 95960412), (4, 71970309), (6, 47980206), (9, 31986804), (12, 23990103), (18, 15993402), (19, 15151644), (27, 10662268), (36, 7996701), (38, 7575822), (54, 5331134), (57, 5050548), (76, 3787911), (108, 2665567), (114, 2525274), (171, 1683516), (228, 1262637), (239, 1204524), (342, 841758), (478, 602262), (513, 561172), (587, 490428), (684, 420879), (717, 401508), (956, 301131), (1026, 280586), (1174, 245214), (1434, 200754), (1761, 163476), (2052, 140293), (2151, 133836), (2348, 122607), (2868, 100377), (3522, 81738), (4302, 66918), (4541, 63396), (5283, 54492), (6453, 44612), (7044, 40869), (8604, 33459), (9082, 31698), (10566, 27246), (11153, 25812), (12906, 22306), (13623, 21132), (15849, 18164)]