1556552340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{8291}}^1$

素因数の和:8462

約数の個数: 144

約数和(自身を含む): 5432918400

約数和(自身を除く): 3876366060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 149, 180, 210, 252, 298, 315, 420, 447, 596, 630, 745, 894, 1043, 1260, 1341, 1490, 1788, 2086, 2235, 2682, 2980, 3129, 4172, 4470, 5215, 5364, 6258, 6705, 8291, 8940, 9387, 10430, 12516, 13410, 15645, 16582, 18774, 20860, 24873, 26820, 31290, 33164, 37548, 41455, 46935, 49746, 58037, 62580, 74619, 82910, 93870, 99492, 116074, 124365, 149238, 165820, 174111, 187740, 232148, 248730, 290185, 298476, 348222, 373095, 497460, 522333, 580370, 696444, 746190, 870555, 1044666, 1160740, 1235359, 1492380, 1741110, 2089332, 2470718, 2611665, 3482220, 3706077, 4941436, 5223330, 6176795, 7412154, 8647513, 10446660, 11118231, 12353590, 14824308, 17295026, 18530385, 22236462, 24707180, 25942539, 34590052, 37060770, 43237565, 44472924, 51885078, 55591155, 74121540, 77827617, 86475130, 103770156, 111182310, 129712695, 155655234, 172950260, 222364620, 259425390, 311310468, 389138085, 518850780, 778276170, 1556552340]

約数ペア:

[(1, 1556552340), (2, 778276170), (3, 518850780), (4, 389138085), (5, 311310468), (6, 259425390), (7, 222364620), (9, 172950260), (10, 155655234), (12, 129712695), (14, 111182310), (15, 103770156), (18, 86475130), (20, 77827617), (21, 74121540), (28, 55591155), (30, 51885078), (35, 44472924), (36, 43237565), (42, 37060770), (45, 34590052), (60, 25942539), (63, 24707180), (70, 22236462), (84, 18530385), (90, 17295026), (105, 14824308), (126, 12353590), (140, 11118231), (149, 10446660), (180, 8647513), (210, 7412154), (252, 6176795), (298, 5223330), (315, 4941436), (420, 3706077), (447, 3482220), (596, 2611665), (630, 2470718), (745, 2089332), (894, 1741110), (1043, 1492380), (1260, 1235359), (1341, 1160740), (1490, 1044666), (1788, 870555), (2086, 746190), (2235, 696444), (2682, 580370), (2980, 522333), (3129, 497460), (4172, 373095), (4470, 348222), (5215, 298476), (5364, 290185), (6258, 248730), (6705, 232148), (8291, 187740), (8940, 174111), (9387, 165820), (10430, 149238), (12516, 124365), (13410, 116074), (15645, 99492), (16582, 93870), (18774, 82910), (20860, 74619), (24873, 62580), (26820, 58037), (31290, 49746), (33164, 46935), (37548, 41455)]