638381760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1199

約数の個数: 224

約数和(自身を含む): 2204313600

約数和(自身を除く): 1565931840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 64, 76, 80, 93, 95, 96, 114, 120, 124, 152, 155, 160, 186, 190, 192, 228, 240, 248, 285, 304, 310, 320, 372, 380, 456, 465, 480, 496, 570, 589, 608, 620, 744, 760, 912, 930, 960, 992, 1129, 1140, 1178, 1216, 1240, 1488, 1520, 1767, 1824, 1860, 1984, 2258, 2280, 2356, 2480, 2945, 2976, 3040, 3387, 3534, 3648, 3720, 4516, 4560, 4712, 4960, 5645, 5890, 5952, 6080, 6774, 7068, 7440, 8835, 9032, 9120, 9424, 9920, 11290, 11780, 13548, 14136, 14880, 16935, 17670, 18064, 18240, 18848, 21451, 22580, 23560, 27096, 28272, 29760, 33870, 34999, 35340, 36128, 37696, 42902, 45160, 47120, 54192, 56544, 64353, 67740, 69998, 70680, 72256, 85804, 90320, 94240, 104997, 107255, 108384, 113088, 128706, 135480, 139996, 141360, 171608, 174995, 180640, 188480, 209994, 214510, 216768, 257412, 270960, 279992, 282720, 321765, 343216, 349990, 361280, 419988, 429020, 514824, 524985, 541920, 559984, 565440, 643530, 664981, 686432, 699980, 839976, 858040, 1029648, 1049970, 1083840, 1119968, 1287060, 1329962, 1372864, 1399960, 1679952, 1716080, 1994943, 2059296, 2099940, 2239936, 2574120, 2659924, 2799920, 3324905, 3359904, 3432160, 3989886, 4118592, 4199880, 5148240, 5319848, 5599840, 6649810, 6719808, 6864320, 7979772, 8399760, 9974715, 10296480, 10639696, 11199680, 13299620, 15959544, 16799520, 19949430, 20592960, 21279392, 26599240, 31919088, 33599040, 39898860, 42558784, 53198480, 63838176, 79797720, 106396960, 127676352, 159595440, 212793920, 319190880, 638381760]

約数ペア:

[(1, 638381760), (2, 319190880), (3, 212793920), (4, 159595440), (5, 127676352), (6, 106396960), (8, 79797720), (10, 63838176), (12, 53198480), (15, 42558784), (16, 39898860), (19, 33599040), (20, 31919088), (24, 26599240), (30, 21279392), (31, 20592960), (32, 19949430), (38, 16799520), (40, 15959544), (48, 13299620), (57, 11199680), (60, 10639696), (62, 10296480), (64, 9974715), (76, 8399760), (80, 7979772), (93, 6864320), (95, 6719808), (96, 6649810), (114, 5599840), (120, 5319848), (124, 5148240), (152, 4199880), (155, 4118592), (160, 3989886), (186, 3432160), (190, 3359904), (192, 3324905), (228, 2799920), (240, 2659924), (248, 2574120), (285, 2239936), (304, 2099940), (310, 2059296), (320, 1994943), (372, 1716080), (380, 1679952), (456, 1399960), (465, 1372864), (480, 1329962), (496, 1287060), (570, 1119968), (589, 1083840), (608, 1049970), (620, 1029648), (744, 858040), (760, 839976), (912, 699980), (930, 686432), (960, 664981), (992, 643530), (1129, 565440), (1140, 559984), (1178, 541920), (1216, 524985), (1240, 514824), (1488, 429020), (1520, 419988), (1767, 361280), (1824, 349990), (1860, 343216), (1984, 321765), (2258, 282720), (2280, 279992), (2356, 270960), (2480, 257412), (2945, 216768), (2976, 214510), (3040, 209994), (3387, 188480), (3534, 180640), (3648, 174995), (3720, 171608), (4516, 141360), (4560, 139996), (4712, 135480), (4960, 128706), (5645, 113088), (5890, 108384), (5952, 107255), (6080, 104997), (6774, 94240), (7068, 90320), (7440, 85804), (8835, 72256), (9032, 70680), (9120, 69998), (9424, 67740), (9920, 64353), (11290, 56544), (11780, 54192), (13548, 47120), (14136, 45160), (14880, 42902), (16935, 37696), (17670, 36128), (18064, 35340), (18240, 34999), (18848, 33870), (21451, 29760), (22580, 28272), (23560, 27096)]