307289360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{571}}^1$

素因数の和:653

約数の個数: 120

約数和(自身を含む): 845178048

約数和(自身を除く): 537888688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 571, 620, 868, 961, 1085, 1142, 1240, 1736, 1922, 2170, 2284, 2480, 2855, 3472, 3844, 3997, 4340, 4568, 4805, 5710, 6727, 7688, 7994, 8680, 9136, 9610, 11420, 13454, 15376, 15988, 17360, 17701, 19220, 19985, 22840, 26908, 31976, 33635, 35402, 38440, 39970, 45680, 53816, 63952, 67270, 70804, 76880, 79940, 88505, 107632, 123907, 134540, 141608, 159880, 177010, 247814, 269080, 283216, 319760, 354020, 495628, 538160, 548731, 619535, 708040, 991256, 1097462, 1239070, 1416080, 1982512, 2194924, 2478140, 2743655, 3841117, 4389848, 4956280, 5487310, 7682234, 8779696, 9912560, 10974620, 15364468, 19205585, 21949240, 30728936, 38411170, 43898480, 61457872, 76822340, 153644680, 307289360]

約数ペア:

[(1, 307289360), (2, 153644680), (4, 76822340), (5, 61457872), (7, 43898480), (8, 38411170), (10, 30728936), (14, 21949240), (16, 19205585), (20, 15364468), (28, 10974620), (31, 9912560), (35, 8779696), (40, 7682234), (56, 5487310), (62, 4956280), (70, 4389848), (80, 3841117), (112, 2743655), (124, 2478140), (140, 2194924), (155, 1982512), (217, 1416080), (248, 1239070), (280, 1097462), (310, 991256), (434, 708040), (496, 619535), (560, 548731), (571, 538160), (620, 495628), (868, 354020), (961, 319760), (1085, 283216), (1142, 269080), (1240, 247814), (1736, 177010), (1922, 159880), (2170, 141608), (2284, 134540), (2480, 123907), (2855, 107632), (3472, 88505), (3844, 79940), (3997, 76880), (4340, 70804), (4568, 67270), (4805, 63952), (5710, 53816), (6727, 45680), (7688, 39970), (7994, 38440), (8680, 35402), (9136, 33635), (9610, 31976), (11420, 26908), (13454, 22840), (15376, 19985), (15988, 19220), (17360, 17701)]