679518140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5399}}^1$

素因数の和:5475

約数の個数: 96

約数和(自身を含む): 1741824000

約数和(自身を除く): 1062305860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 31, 35, 58, 62, 70, 116, 124, 140, 145, 155, 203, 217, 290, 310, 406, 434, 580, 620, 812, 868, 899, 1015, 1085, 1798, 2030, 2170, 3596, 4060, 4340, 4495, 5399, 6293, 8990, 10798, 12586, 17980, 21596, 25172, 26995, 31465, 37793, 53990, 62930, 75586, 107980, 125860, 151172, 156571, 167369, 188965, 313142, 334738, 377930, 626284, 669476, 755860, 782855, 836845, 1095997, 1171583, 1565710, 1673690, 2191994, 2343166, 3131420, 3347380, 4383988, 4686332, 4853701, 5479985, 5857915, 9707402, 10959970, 11715830, 19414804, 21919940, 23431660, 24268505, 33975907, 48537010, 67951814, 97074020, 135903628, 169879535, 339759070, 679518140]

約数ペア:

[(1, 679518140), (2, 339759070), (4, 169879535), (5, 135903628), (7, 97074020), (10, 67951814), (14, 48537010), (20, 33975907), (28, 24268505), (29, 23431660), (31, 21919940), (35, 19414804), (58, 11715830), (62, 10959970), (70, 9707402), (116, 5857915), (124, 5479985), (140, 4853701), (145, 4686332), (155, 4383988), (203, 3347380), (217, 3131420), (290, 2343166), (310, 2191994), (406, 1673690), (434, 1565710), (580, 1171583), (620, 1095997), (812, 836845), (868, 782855), (899, 755860), (1015, 669476), (1085, 626284), (1798, 377930), (2030, 334738), (2170, 313142), (3596, 188965), (4060, 167369), (4340, 156571), (4495, 151172), (5399, 125860), (6293, 107980), (8990, 75586), (10798, 62930), (12586, 53990), (17980, 37793), (21596, 31465), (25172, 26995)]