156923389420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{201997}}^1$

素因数の和:202223

約数の個数: 96

約数和(自身を含む): 390938849280

約数和(自身を除く): 234015459860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 179, 217, 310, 358, 434, 620, 716, 868, 895, 1085, 1253, 1790, 2170, 2506, 3580, 4340, 5012, 5549, 6265, 11098, 12530, 22196, 25060, 27745, 38843, 55490, 77686, 110980, 155372, 194215, 201997, 388430, 403994, 776860, 807988, 1009985, 1413979, 2019970, 2827958, 4039940, 5655916, 6261907, 7069895, 12523814, 14139790, 25047628, 28279580, 31309535, 36157463, 43833349, 62619070, 72314926, 87666698, 125238140, 144629852, 175333396, 180787315, 219166745, 253102241, 361574630, 438333490, 506204482, 723149260, 876666980, 1012408964, 1120881353, 1265511205, 2241762706, 2531022410, 4483525412, 5062044820, 5604406765, 7846169471, 11208813530, 15692338942, 22417627060, 31384677884, 39230847355, 78461694710, 156923389420]

約数ペア:

[(1, 156923389420), (2, 78461694710), (4, 39230847355), (5, 31384677884), (7, 22417627060), (10, 15692338942), (14, 11208813530), (20, 7846169471), (28, 5604406765), (31, 5062044820), (35, 4483525412), (62, 2531022410), (70, 2241762706), (124, 1265511205), (140, 1120881353), (155, 1012408964), (179, 876666980), (217, 723149260), (310, 506204482), (358, 438333490), (434, 361574630), (620, 253102241), (716, 219166745), (868, 180787315), (895, 175333396), (1085, 144629852), (1253, 125238140), (1790, 87666698), (2170, 72314926), (2506, 62619070), (3580, 43833349), (4340, 36157463), (5012, 31309535), (5549, 28279580), (6265, 25047628), (11098, 14139790), (12530, 12523814), (22196, 7069895), (25060, 6261907), (27745, 5655916), (38843, 4039940), (55490, 2827958), (77686, 2019970), (110980, 1413979), (155372, 1009985), (194215, 807988), (201997, 776860), (388430, 403994)]