140238420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10771}}^1$

素因数の和:10821

約数の個数: 96

約数和(自身を含む): 463282176

約数和(自身を除く): 323043756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 10771, 13020, 21542, 32313, 43084, 53855, 64626, 75397, 107710, 129252, 150794, 161565, 215420, 226191, 301588, 323130, 333901, 376985, 452382, 646260, 667802, 753970, 904764, 1001703, 1130955, 1335604, 1507940, 1669505, 2003406, 2261910, 2337307, 3339010, 4006812, 4523820, 4674614, 5008515, 6678020, 7011921, 9349228, 10017030, 11686535, 14023842, 20034060, 23373070, 28047684, 35059605, 46746140, 70119210, 140238420]

約数ペア:

[(1, 140238420), (2, 70119210), (3, 46746140), (4, 35059605), (5, 28047684), (6, 23373070), (7, 20034060), (10, 14023842), (12, 11686535), (14, 10017030), (15, 9349228), (20, 7011921), (21, 6678020), (28, 5008515), (30, 4674614), (31, 4523820), (35, 4006812), (42, 3339010), (60, 2337307), (62, 2261910), (70, 2003406), (84, 1669505), (93, 1507940), (105, 1335604), (124, 1130955), (140, 1001703), (155, 904764), (186, 753970), (210, 667802), (217, 646260), (310, 452382), (372, 376985), (420, 333901), (434, 323130), (465, 301588), (620, 226191), (651, 215420), (868, 161565), (930, 150794), (1085, 129252), (1302, 107710), (1860, 75397), (2170, 64626), (2604, 53855), (3255, 43084), (4340, 32313), (6510, 21542), (10771, 13020)]