231738780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42443}}^1$

素因数の和:42475

約数の個数: 96

約数和(自身を含む): 798626304

約数和(自身を除く): 566887524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 42443, 84886, 127329, 169772, 212215, 254658, 297101, 424430, 509316, 551759, 594202, 636645, 848860, 891303, 1103518, 1188404, 1273290, 1485505, 1655277, 1782606, 2207036, 2546580, 2758795, 2971010, 3310554, 3565212, 3862313, 4456515, 5517590, 5942020, 6621108, 7724626, 8276385, 8913030, 11035180, 11586939, 15449252, 16552770, 17826060, 19311565, 23173878, 33105540, 38623130, 46347756, 57934695, 77246260, 115869390, 231738780]

約数ペア:

[(1, 231738780), (2, 115869390), (3, 77246260), (4, 57934695), (5, 46347756), (6, 38623130), (7, 33105540), (10, 23173878), (12, 19311565), (13, 17826060), (14, 16552770), (15, 15449252), (20, 11586939), (21, 11035180), (26, 8913030), (28, 8276385), (30, 7724626), (35, 6621108), (39, 5942020), (42, 5517590), (52, 4456515), (60, 3862313), (65, 3565212), (70, 3310554), (78, 2971010), (84, 2758795), (91, 2546580), (105, 2207036), (130, 1782606), (140, 1655277), (156, 1485505), (182, 1273290), (195, 1188404), (210, 1103518), (260, 891303), (273, 848860), (364, 636645), (390, 594202), (420, 551759), (455, 509316), (546, 424430), (780, 297101), (910, 254658), (1092, 212215), (1365, 169772), (1820, 127329), (2730, 84886), (5460, 42443)]