1900516380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{145969}}^1$

素因数の和:146019

約数の個数: 96

約数和(自身を含む): 6277877760

約数和(自身を除く): 4377361380

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, 13020, 145969, 291938, 437907, 583876, 729845, 875814, 1021783, 1459690, 1751628, 2043566, 2189535, 2919380, 3065349, 4087132, 4379070, 4525039, 5108915, 6130698, 8758140, 9050078, 10217830, 12261396, 13575117, 15326745, 18100156, 20435660, 22625195, 27150234, 30653490, 31675273, 45250390, 54300468, 61306980, 63350546, 67875585, 90500780, 95025819, 126701092, 135751170, 158376365, 190051638, 271502340, 316752730, 380103276, 475129095, 633505460, 950258190, 1900516380]

約数ペア:

[(1, 1900516380), (2, 950258190), (3, 633505460), (4, 475129095), (5, 380103276), (6, 316752730), (7, 271502340), (10, 190051638), (12, 158376365), (14, 135751170), (15, 126701092), (20, 95025819), (21, 90500780), (28, 67875585), (30, 63350546), (31, 61306980), (35, 54300468), (42, 45250390), (60, 31675273), (62, 30653490), (70, 27150234), (84, 22625195), (93, 20435660), (105, 18100156), (124, 15326745), (140, 13575117), (155, 12261396), (186, 10217830), (210, 9050078), (217, 8758140), (310, 6130698), (372, 5108915), (420, 4525039), (434, 4379070), (465, 4087132), (620, 3065349), (651, 2919380), (868, 2189535), (930, 2043566), (1085, 1751628), (1302, 1459690), (1860, 1021783), (2170, 875814), (2604, 729845), (3255, 583876), (4340, 437907), (6510, 291938), (13020, 145969)]