1518244840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10289}}^1$

素因数の和:10355

約数の個数: 128

約数和(自身を含む): 4267468800

約数和(自身を除く): 2749223960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 85, 119, 124, 136, 140, 155, 170, 217, 238, 248, 280, 310, 340, 434, 476, 527, 595, 620, 680, 868, 952, 1054, 1085, 1190, 1240, 1736, 2108, 2170, 2380, 2635, 3689, 4216, 4340, 4760, 5270, 7378, 8680, 10289, 10540, 14756, 18445, 20578, 21080, 29512, 36890, 41156, 51445, 72023, 73780, 82312, 102890, 144046, 147560, 174913, 205780, 288092, 318959, 349826, 360115, 411560, 576184, 637918, 699652, 720230, 874565, 1224391, 1275836, 1399304, 1440460, 1594795, 1749130, 2232713, 2448782, 2551672, 2880920, 3189590, 3498260, 4465426, 4897564, 5422303, 6121955, 6379180, 6996520, 8930852, 9795128, 10844606, 11163565, 12243910, 12758360, 17861704, 21689212, 22327130, 24487820, 27111515, 37956121, 43378424, 44654260, 48975640, 54223030, 75912242, 89308520, 108446060, 151824484, 189780605, 216892120, 303648968, 379561210, 759122420, 1518244840]

約数ペア:

[(1, 1518244840), (2, 759122420), (4, 379561210), (5, 303648968), (7, 216892120), (8, 189780605), (10, 151824484), (14, 108446060), (17, 89308520), (20, 75912242), (28, 54223030), (31, 48975640), (34, 44654260), (35, 43378424), (40, 37956121), (56, 27111515), (62, 24487820), (68, 22327130), (70, 21689212), (85, 17861704), (119, 12758360), (124, 12243910), (136, 11163565), (140, 10844606), (155, 9795128), (170, 8930852), (217, 6996520), (238, 6379180), (248, 6121955), (280, 5422303), (310, 4897564), (340, 4465426), (434, 3498260), (476, 3189590), (527, 2880920), (595, 2551672), (620, 2448782), (680, 2232713), (868, 1749130), (952, 1594795), (1054, 1440460), (1085, 1399304), (1190, 1275836), (1240, 1224391), (1736, 874565), (2108, 720230), (2170, 699652), (2380, 637918), (2635, 576184), (3689, 411560), (4216, 360115), (4340, 349826), (4760, 318959), (5270, 288092), (7378, 205780), (8680, 174913), (10289, 147560), (10540, 144046), (14756, 102890), (18445, 82312), (20578, 73780), (21080, 72023), (29512, 51445), (36890, 41156)]