1771004060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{419}}^1$

素因数の和:688

約数の個数: 144

約数和(自身を含む): 4584988800

約数和(自身を除く): 2813984740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 227, 245, 266, 380, 419, 454, 490, 532, 665, 838, 908, 931, 980, 1135, 1330, 1589, 1676, 1862, 2095, 2270, 2660, 2933, 3178, 3724, 4190, 4313, 4540, 4655, 5866, 6356, 7945, 7961, 8380, 8626, 9310, 11123, 11732, 14665, 15890, 15922, 17252, 18620, 20531, 21565, 22246, 29330, 30191, 31780, 31844, 39805, 41062, 43130, 44492, 55615, 55727, 58660, 60382, 79610, 82124, 86260, 95113, 102655, 111230, 111454, 120764, 150955, 159220, 190226, 205310, 211337, 222460, 222908, 278635, 301910, 380452, 390089, 410620, 422674, 475565, 557270, 603820, 665791, 780178, 845348, 951130, 1056685, 1114540, 1331582, 1560356, 1807147, 1902260, 1950445, 2113370, 2663164, 3328955, 3614294, 3900890, 4226740, 4660537, 6657910, 7228588, 7801780, 9035735, 9321074, 12650029, 13315820, 18071470, 18642148, 23302685, 25300058, 36142940, 46605370, 50600116, 63250145, 88550203, 93210740, 126500290, 177100406, 253000580, 354200812, 442751015, 885502030, 1771004060]

約数ペア:

[(1, 1771004060), (2, 885502030), (4, 442751015), (5, 354200812), (7, 253000580), (10, 177100406), (14, 126500290), (19, 93210740), (20, 88550203), (28, 63250145), (35, 50600116), (38, 46605370), (49, 36142940), (70, 25300058), (76, 23302685), (95, 18642148), (98, 18071470), (133, 13315820), (140, 12650029), (190, 9321074), (196, 9035735), (227, 7801780), (245, 7228588), (266, 6657910), (380, 4660537), (419, 4226740), (454, 3900890), (490, 3614294), (532, 3328955), (665, 2663164), (838, 2113370), (908, 1950445), (931, 1902260), (980, 1807147), (1135, 1560356), (1330, 1331582), (1589, 1114540), (1676, 1056685), (1862, 951130), (2095, 845348), (2270, 780178), (2660, 665791), (2933, 603820), (3178, 557270), (3724, 475565), (4190, 422674), (4313, 410620), (4540, 390089), (4655, 380452), (5866, 301910), (6356, 278635), (7945, 222908), (7961, 222460), (8380, 211337), (8626, 205310), (9310, 190226), (11123, 159220), (11732, 150955), (14665, 120764), (15890, 111454), (15922, 111230), (17252, 102655), (18620, 95113), (20531, 86260), (21565, 82124), (22246, 79610), (29330, 60382), (30191, 58660), (31780, 55727), (31844, 55615), (39805, 44492), (41062, 43130)]