64743480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 227448000

約数和(自身を除く): 162704520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 71, 72, 85, 90, 102, 120, 136, 142, 149, 153, 170, 180, 204, 213, 255, 284, 298, 306, 340, 355, 360, 408, 426, 447, 510, 568, 596, 612, 639, 680, 710, 745, 765, 852, 894, 1020, 1065, 1192, 1207, 1224, 1278, 1341, 1420, 1490, 1530, 1704, 1788, 2040, 2130, 2235, 2414, 2533, 2556, 2682, 2840, 2980, 3060, 3195, 3576, 3621, 4260, 4470, 4828, 5066, 5112, 5364, 5960, 6035, 6120, 6390, 6705, 7242, 7599, 8520, 8940, 9656, 10132, 10579, 10728, 10863, 12070, 12665, 12780, 13410, 14484, 15198, 17880, 18105, 20264, 21158, 21726, 22797, 24140, 25330, 25560, 26820, 28968, 30396, 31737, 36210, 37995, 42316, 43452, 45594, 48280, 50660, 52895, 53640, 54315, 60792, 63474, 72420, 75990, 84632, 86904, 91188, 95211, 101320, 105790, 108630, 113985, 126948, 144840, 151980, 158685, 179843, 182376, 190422, 211580, 217260, 227970, 253896, 303960, 317370, 359686, 380844, 423160, 434520, 455940, 476055, 539529, 634740, 719372, 761688, 899215, 911880, 952110, 1079058, 1269480, 1438744, 1618587, 1798430, 1904220, 2158116, 2697645, 3237174, 3596860, 3808440, 4316232, 5395290, 6474348, 7193720, 8092935, 10790580, 12948696, 16185870, 21581160, 32371740, 64743480]

約数ペア:

[(1, 64743480), (2, 32371740), (3, 21581160), (4, 16185870), (5, 12948696), (6, 10790580), (8, 8092935), (9, 7193720), (10, 6474348), (12, 5395290), (15, 4316232), (17, 3808440), (18, 3596860), (20, 3237174), (24, 2697645), (30, 2158116), (34, 1904220), (36, 1798430), (40, 1618587), (45, 1438744), (51, 1269480), (60, 1079058), (68, 952110), (71, 911880), (72, 899215), (85, 761688), (90, 719372), (102, 634740), (120, 539529), (136, 476055), (142, 455940), (149, 434520), (153, 423160), (170, 380844), (180, 359686), (204, 317370), (213, 303960), (255, 253896), (284, 227970), (298, 217260), (306, 211580), (340, 190422), (355, 182376), (360, 179843), (408, 158685), (426, 151980), (447, 144840), (510, 126948), (568, 113985), (596, 108630), (612, 105790), (639, 101320), (680, 95211), (710, 91188), (745, 86904), (765, 84632), (852, 75990), (894, 72420), (1020, 63474), (1065, 60792), (1192, 54315), (1207, 53640), (1224, 52895), (1278, 50660), (1341, 48280), (1420, 45594), (1490, 43452), (1530, 42316), (1704, 37995), (1788, 36210), (2040, 31737), (2130, 30396), (2235, 28968), (2414, 26820), (2533, 25560), (2556, 25330), (2682, 24140), (2840, 22797), (2980, 21726), (3060, 21158), (3195, 20264), (3576, 18105), (3621, 17880), (4260, 15198), (4470, 14484), (4828, 13410), (5066, 12780), (5112, 12665), (5364, 12070), (5960, 10863), (6035, 10728), (6120, 10579), (6390, 10132), (6705, 9656), (7242, 8940), (7599, 8520)]