387580620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2857}}^1$

素因数の和:2912

約数の個数: 192

約数和(自身を含む): 1382814720

約数和(自身を除く): 995234100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 19, 20, 21, 28, 30, 34, 35, 38, 42, 51, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 133, 140, 170, 190, 204, 210, 228, 238, 255, 266, 285, 323, 340, 357, 380, 399, 420, 476, 510, 532, 570, 595, 646, 665, 714, 798, 969, 1020, 1140, 1190, 1292, 1330, 1428, 1596, 1615, 1785, 1938, 1995, 2261, 2380, 2660, 2857, 3230, 3570, 3876, 3990, 4522, 4845, 5714, 6460, 6783, 7140, 7980, 8571, 9044, 9690, 11305, 11428, 13566, 14285, 17142, 19380, 19999, 22610, 27132, 28570, 33915, 34284, 39998, 42855, 45220, 48569, 54283, 57140, 59997, 67830, 79996, 85710, 97138, 99995, 108566, 119994, 135660, 145707, 162849, 171420, 194276, 199990, 217132, 239988, 242845, 271415, 291414, 299985, 325698, 339983, 379981, 399980, 485690, 542830, 582828, 599970, 651396, 679966, 728535, 759962, 814245, 922811, 971380, 1019949, 1085660, 1139943, 1199940, 1359932, 1457070, 1519924, 1628490, 1699915, 1845622, 1899905, 2039898, 2279886, 2768433, 2914140, 3256980, 3399830, 3691244, 3799810, 4079796, 4559772, 4614055, 5099745, 5536866, 5699715, 6459677, 6799660, 7599620, 9228110, 10199490, 11073732, 11399430, 12919354, 13842165, 18456220, 19379031, 20398980, 22798860, 25838708, 27684330, 32298385, 38758062, 55368660, 64596770, 77516124, 96895155, 129193540, 193790310, 387580620]

約数ペア:

[(1, 387580620), (2, 193790310), (3, 129193540), (4, 96895155), (5, 77516124), (6, 64596770), (7, 55368660), (10, 38758062), (12, 32298385), (14, 27684330), (15, 25838708), (17, 22798860), (19, 20398980), (20, 19379031), (21, 18456220), (28, 13842165), (30, 12919354), (34, 11399430), (35, 11073732), (38, 10199490), (42, 9228110), (51, 7599620), (57, 6799660), (60, 6459677), (68, 5699715), (70, 5536866), (76, 5099745), (84, 4614055), (85, 4559772), (95, 4079796), (102, 3799810), (105, 3691244), (114, 3399830), (119, 3256980), (133, 2914140), (140, 2768433), (170, 2279886), (190, 2039898), (204, 1899905), (210, 1845622), (228, 1699915), (238, 1628490), (255, 1519924), (266, 1457070), (285, 1359932), (323, 1199940), (340, 1139943), (357, 1085660), (380, 1019949), (399, 971380), (420, 922811), (476, 814245), (510, 759962), (532, 728535), (570, 679966), (595, 651396), (646, 599970), (665, 582828), (714, 542830), (798, 485690), (969, 399980), (1020, 379981), (1140, 339983), (1190, 325698), (1292, 299985), (1330, 291414), (1428, 271415), (1596, 242845), (1615, 239988), (1785, 217132), (1938, 199990), (1995, 194276), (2261, 171420), (2380, 162849), (2660, 145707), (2857, 135660), (3230, 119994), (3570, 108566), (3876, 99995), (3990, 97138), (4522, 85710), (4845, 79996), (5714, 67830), (6460, 59997), (6783, 57140), (7140, 54283), (7980, 48569), (8571, 45220), (9044, 42855), (9690, 39998), (11305, 34284), (11428, 33915), (13566, 28570), (14285, 27132), (17142, 22610), (19380, 19999)]