278334540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8269}}^1$

素因数の和:8312

約数の個数: 144

約数和(自身を含む): 975330720

約数和(自身を除く): 696996180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 990, 1020, 1122, 1530, 1683, 1870, 1980, 2244, 2805, 3060, 3366, 3740, 5610, 6732, 8269, 8415, 11220, 16538, 16830, 24807, 33076, 33660, 41345, 49614, 74421, 82690, 90959, 99228, 124035, 140573, 148842, 165380, 181918, 248070, 272877, 281146, 297684, 363836, 372105, 421719, 454795, 496140, 545754, 562292, 702865, 744210, 818631, 843438, 909590, 1091508, 1265157, 1364385, 1405730, 1488420, 1546303, 1637262, 1686876, 1819180, 2108595, 2530314, 2728770, 2811460, 3092606, 3274524, 4093155, 4217190, 4638909, 5060628, 5457540, 6185212, 6325785, 7731515, 8186310, 8434380, 9277818, 12651570, 13916727, 15463030, 16372620, 18555636, 23194545, 25303140, 27833454, 30926060, 46389090, 55666908, 69583635, 92778180, 139167270, 278334540]

約数ペア:

[(1, 278334540), (2, 139167270), (3, 92778180), (4, 69583635), (5, 55666908), (6, 46389090), (9, 30926060), (10, 27833454), (11, 25303140), (12, 23194545), (15, 18555636), (17, 16372620), (18, 15463030), (20, 13916727), (22, 12651570), (30, 9277818), (33, 8434380), (34, 8186310), (36, 7731515), (44, 6325785), (45, 6185212), (51, 5457540), (55, 5060628), (60, 4638909), (66, 4217190), (68, 4093155), (85, 3274524), (90, 3092606), (99, 2811460), (102, 2728770), (110, 2530314), (132, 2108595), (153, 1819180), (165, 1686876), (170, 1637262), (180, 1546303), (187, 1488420), (198, 1405730), (204, 1364385), (220, 1265157), (255, 1091508), (306, 909590), (330, 843438), (340, 818631), (374, 744210), (396, 702865), (495, 562292), (510, 545754), (561, 496140), (612, 454795), (660, 421719), (748, 372105), (765, 363836), (935, 297684), (990, 281146), (1020, 272877), (1122, 248070), (1530, 181918), (1683, 165380), (1870, 148842), (1980, 140573), (2244, 124035), (2805, 99228), (3060, 90959), (3366, 82690), (3740, 74421), (5610, 49614), (6732, 41345), (8269, 33660), (8415, 33076), (11220, 24807), (16538, 16830)]