320886900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{6991}}^1$

素因数の和:7031

約数の個数: 144

約数和(自身を含む): 1092430080

約数和(自身を除く): 771543180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 85, 90, 100, 102, 108, 135, 150, 153, 170, 180, 204, 225, 255, 270, 300, 306, 340, 425, 450, 459, 510, 540, 612, 675, 765, 850, 900, 918, 1020, 1275, 1350, 1530, 1700, 1836, 2295, 2550, 2700, 3060, 3825, 4590, 5100, 6991, 7650, 9180, 11475, 13982, 15300, 20973, 22950, 27964, 34955, 41946, 45900, 62919, 69910, 83892, 104865, 118847, 125838, 139820, 174775, 188757, 209730, 237694, 251676, 314595, 349550, 356541, 377514, 419460, 475388, 524325, 594235, 629190, 699100, 713082, 755028, 943785, 1048650, 1069623, 1188470, 1258380, 1426164, 1572975, 1782705, 1887570, 2097300, 2139246, 2376940, 2971175, 3145950, 3208869, 3565410, 3775140, 4278492, 4718925, 5348115, 5942350, 6291900, 6417738, 7130820, 8913525, 9437850, 10696230, 11884700, 12835476, 16044345, 17827050, 18875700, 21392460, 26740575, 32088690, 35654100, 53481150, 64177380, 80221725, 106962300, 160443450, 320886900]

約数ペア:

[(1, 320886900), (2, 160443450), (3, 106962300), (4, 80221725), (5, 64177380), (6, 53481150), (9, 35654100), (10, 32088690), (12, 26740575), (15, 21392460), (17, 18875700), (18, 17827050), (20, 16044345), (25, 12835476), (27, 11884700), (30, 10696230), (34, 9437850), (36, 8913525), (45, 7130820), (50, 6417738), (51, 6291900), (54, 5942350), (60, 5348115), (68, 4718925), (75, 4278492), (85, 3775140), (90, 3565410), (100, 3208869), (102, 3145950), (108, 2971175), (135, 2376940), (150, 2139246), (153, 2097300), (170, 1887570), (180, 1782705), (204, 1572975), (225, 1426164), (255, 1258380), (270, 1188470), (300, 1069623), (306, 1048650), (340, 943785), (425, 755028), (450, 713082), (459, 699100), (510, 629190), (540, 594235), (612, 524325), (675, 475388), (765, 419460), (850, 377514), (900, 356541), (918, 349550), (1020, 314595), (1275, 251676), (1350, 237694), (1530, 209730), (1700, 188757), (1836, 174775), (2295, 139820), (2550, 125838), (2700, 118847), (3060, 104865), (3825, 83892), (4590, 69910), (5100, 62919), (6991, 45900), (7650, 41946), (9180, 34955), (11475, 27964), (13982, 22950), (15300, 20973)]