17407740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 58834944

約数和(自身を除く): 41427204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 191, 196, 210, 217, 245, 294, 310, 372, 382, 420, 434, 465, 490, 573, 588, 620, 651, 735, 764, 868, 930, 955, 980, 1085, 1146, 1302, 1337, 1470, 1519, 1860, 1910, 2170, 2292, 2604, 2674, 2865, 2940, 3038, 3255, 3820, 4011, 4340, 4557, 5348, 5730, 5921, 6076, 6510, 6685, 7595, 8022, 9114, 9359, 11460, 11842, 13020, 13370, 15190, 16044, 17763, 18228, 18718, 20055, 22785, 23684, 26740, 28077, 29605, 30380, 35526, 37436, 40110, 41447, 45570, 46795, 56154, 59210, 71052, 80220, 82894, 88815, 91140, 93590, 112308, 118420, 124341, 140385, 165788, 177630, 187180, 207235, 248682, 280770, 290129, 355260, 414470, 497364, 561540, 580258, 621705, 828940, 870387, 1160516, 1243410, 1450645, 1740774, 2486820, 2901290, 3481548, 4351935, 5802580, 8703870, 17407740]

約数ペア:

[(1, 17407740), (2, 8703870), (3, 5802580), (4, 4351935), (5, 3481548), (6, 2901290), (7, 2486820), (10, 1740774), (12, 1450645), (14, 1243410), (15, 1160516), (20, 870387), (21, 828940), (28, 621705), (30, 580258), (31, 561540), (35, 497364), (42, 414470), (49, 355260), (60, 290129), (62, 280770), (70, 248682), (84, 207235), (93, 187180), (98, 177630), (105, 165788), (124, 140385), (140, 124341), (147, 118420), (155, 112308), (186, 93590), (191, 91140), (196, 88815), (210, 82894), (217, 80220), (245, 71052), (294, 59210), (310, 56154), (372, 46795), (382, 45570), (420, 41447), (434, 40110), (465, 37436), (490, 35526), (573, 30380), (588, 29605), (620, 28077), (651, 26740), (735, 23684), (764, 22785), (868, 20055), (930, 18718), (955, 18228), (980, 17763), (1085, 16044), (1146, 15190), (1302, 13370), (1337, 13020), (1470, 11842), (1519, 11460), (1860, 9359), (1910, 9114), (2170, 8022), (2292, 7595), (2604, 6685), (2674, 6510), (2865, 6076), (2940, 5921), (3038, 5730), (3255, 5348), (3820, 4557), (4011, 4340)]