664423920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2857}}^1$

素因数の和:2912

約数の個数: 240

約数和(自身を含む): 2487831840

約数和(自身を除く): 1823407920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 102, 114, 120, 136, 144, 152, 153, 170, 171, 180, 190, 204, 228, 240, 255, 272, 285, 304, 306, 323, 340, 342, 360, 380, 408, 456, 510, 570, 612, 646, 680, 684, 720, 760, 765, 816, 855, 912, 969, 1020, 1140, 1224, 1292, 1360, 1368, 1520, 1530, 1615, 1710, 1938, 2040, 2280, 2448, 2584, 2736, 2857, 2907, 3060, 3230, 3420, 3876, 4080, 4560, 4845, 5168, 5714, 5814, 6120, 6460, 6840, 7752, 8571, 9690, 11428, 11628, 12240, 12920, 13680, 14285, 14535, 15504, 17142, 19380, 22856, 23256, 25713, 25840, 28570, 29070, 34284, 38760, 42855, 45712, 46512, 48569, 51426, 54283, 57140, 58140, 68568, 77520, 85710, 97138, 102852, 108566, 114280, 116280, 128565, 137136, 145707, 162849, 171420, 194276, 205704, 217132, 228560, 232560, 242845, 257130, 271415, 291414, 325698, 342840, 388552, 411408, 434264, 437121, 485690, 488547, 514260, 542830, 582828, 651396, 685680, 728535, 777104, 814245, 868528, 874242, 922811, 971380, 977094, 1028520, 1085660, 1165656, 1302792, 1457070, 1628490, 1748484, 1845622, 1942760, 1954188, 2057040, 2171320, 2185605, 2331312, 2442735, 2605584, 2768433, 2914140, 3256980, 3496968, 3691244, 3885520, 3908376, 4342640, 4371210, 4614055, 4885470, 5536866, 5828280, 6513960, 6993936, 7382488, 7816752, 8305299, 8742420, 9228110, 9770940, 11073732, 11656560, 13027920, 13842165, 14764976, 16610598, 17484840, 18456220, 19541880, 22147464, 27684330, 33221196, 34969680, 36912440, 39083760, 41526495, 44294928, 55368660, 66442392, 73824880, 83052990, 110737320, 132884784, 166105980, 221474640, 332211960, 664423920]

約数ペア:

[(1, 664423920), (2, 332211960), (3, 221474640), (4, 166105980), (5, 132884784), (6, 110737320), (8, 83052990), (9, 73824880), (10, 66442392), (12, 55368660), (15, 44294928), (16, 41526495), (17, 39083760), (18, 36912440), (19, 34969680), (20, 33221196), (24, 27684330), (30, 22147464), (34, 19541880), (36, 18456220), (38, 17484840), (40, 16610598), (45, 14764976), (48, 13842165), (51, 13027920), (57, 11656560), (60, 11073732), (68, 9770940), (72, 9228110), (76, 8742420), (80, 8305299), (85, 7816752), (90, 7382488), (95, 6993936), (102, 6513960), (114, 5828280), (120, 5536866), (136, 4885470), (144, 4614055), (152, 4371210), (153, 4342640), (170, 3908376), (171, 3885520), (180, 3691244), (190, 3496968), (204, 3256980), (228, 2914140), (240, 2768433), (255, 2605584), (272, 2442735), (285, 2331312), (304, 2185605), (306, 2171320), (323, 2057040), (340, 1954188), (342, 1942760), (360, 1845622), (380, 1748484), (408, 1628490), (456, 1457070), (510, 1302792), (570, 1165656), (612, 1085660), (646, 1028520), (680, 977094), (684, 971380), (720, 922811), (760, 874242), (765, 868528), (816, 814245), (855, 777104), (912, 728535), (969, 685680), (1020, 651396), (1140, 582828), (1224, 542830), (1292, 514260), (1360, 488547), (1368, 485690), (1520, 437121), (1530, 434264), (1615, 411408), (1710, 388552), (1938, 342840), (2040, 325698), (2280, 291414), (2448, 271415), (2584, 257130), (2736, 242845), (2857, 232560), (2907, 228560), (3060, 217132), (3230, 205704), (3420, 194276), (3876, 171420), (4080, 162849), (4560, 145707), (4845, 137136), (5168, 128565), (5714, 116280), (5814, 114280), (6120, 108566), (6460, 102852), (6840, 97138), (7752, 85710), (8571, 77520), (9690, 68568), (11428, 58140), (11628, 57140), (12240, 54283), (12920, 51426), (13680, 48569), (14285, 46512), (14535, 45712), (15504, 42855), (17142, 38760), (19380, 34284), (22856, 29070), (23256, 28570), (25713, 25840)]