260912120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30059}}^1$

素因数の和:30108

約数の個数: 64

約数和(自身を含む): 692582400

約数和(自身を除く): 431670280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 30059, 60118, 120236, 150295, 210413, 240472, 300590, 420826, 601180, 841652, 931829, 1052065, 1202360, 1683304, 1863658, 2104130, 3727316, 4208260, 4659145, 6522803, 7454632, 8416520, 9318290, 13045606, 18636580, 26091212, 32614015, 37273160, 52182424, 65228030, 130456060, 260912120]

約数ペア:

[(1, 260912120), (2, 130456060), (4, 65228030), (5, 52182424), (7, 37273160), (8, 32614015), (10, 26091212), (14, 18636580), (20, 13045606), (28, 9318290), (31, 8416520), (35, 7454632), (40, 6522803), (56, 4659145), (62, 4208260), (70, 3727316), (124, 2104130), (140, 1863658), (155, 1683304), (217, 1202360), (248, 1052065), (280, 931829), (310, 841652), (434, 601180), (620, 420826), (868, 300590), (1085, 240472), (1240, 210413), (1736, 150295), (2170, 120236), (4340, 60118), (8680, 30059)]