19894617120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{204173}}^1$

素因数の和:204227

約数の個数: 192

約数和(自身を含む): 74090661120

約数和(自身を除く): 54196044000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 96, 105, 112, 116, 120, 140, 145, 160, 168, 174, 203, 210, 224, 232, 240, 280, 290, 336, 348, 406, 420, 435, 464, 480, 560, 580, 609, 672, 696, 812, 840, 870, 928, 1015, 1120, 1160, 1218, 1392, 1624, 1680, 1740, 2030, 2320, 2436, 2784, 3045, 3248, 3360, 3480, 4060, 4640, 4872, 6090, 6496, 6960, 8120, 9744, 12180, 13920, 16240, 19488, 24360, 32480, 48720, 97440, 204173, 408346, 612519, 816692, 1020865, 1225038, 1429211, 1633384, 2041730, 2450076, 2858422, 3062595, 3266768, 4083460, 4287633, 4900152, 5716844, 5921017, 6125190, 6533536, 7146055, 8166920, 8575266, 9800304, 11433688, 11842034, 12250380, 14292110, 16333840, 17150532, 17763051, 19600608, 21438165, 22867376, 23684068, 24500760, 28584220, 29605085, 32667680, 34301064, 35526102, 41447119, 42876330, 45734752, 47368136, 49001520, 57168440, 59210170, 68602128, 71052204, 82894238, 85752660, 88815255, 94736272, 98003040, 114336880, 118420340, 124341357, 137204256, 142104408, 165788476, 171505320, 177630510, 189472544, 207235595, 228673760, 236840680, 248682714, 284208816, 331576952, 343010640, 355261020, 414471190, 473681360, 497365428, 568417632, 621706785, 663153904, 686021280, 710522040, 828942380, 947362720, 994730856, 1243413570, 1326307808, 1421044080, 1657884760, 1989461712, 2486827140, 2842088160, 3315769520, 3978923424, 4973654280, 6631539040, 9947308560, 19894617120]

約数ペア:

[(1, 19894617120), (2, 9947308560), (3, 6631539040), (4, 4973654280), (5, 3978923424), (6, 3315769520), (7, 2842088160), (8, 2486827140), (10, 1989461712), (12, 1657884760), (14, 1421044080), (15, 1326307808), (16, 1243413570), (20, 994730856), (21, 947362720), (24, 828942380), (28, 710522040), (29, 686021280), (30, 663153904), (32, 621706785), (35, 568417632), (40, 497365428), (42, 473681360), (48, 414471190), (56, 355261020), (58, 343010640), (60, 331576952), (70, 284208816), (80, 248682714), (84, 236840680), (87, 228673760), (96, 207235595), (105, 189472544), (112, 177630510), (116, 171505320), (120, 165788476), (140, 142104408), (145, 137204256), (160, 124341357), (168, 118420340), (174, 114336880), (203, 98003040), (210, 94736272), (224, 88815255), (232, 85752660), (240, 82894238), (280, 71052204), (290, 68602128), (336, 59210170), (348, 57168440), (406, 49001520), (420, 47368136), (435, 45734752), (464, 42876330), (480, 41447119), (560, 35526102), (580, 34301064), (609, 32667680), (672, 29605085), (696, 28584220), (812, 24500760), (840, 23684068), (870, 22867376), (928, 21438165), (1015, 19600608), (1120, 17763051), (1160, 17150532), (1218, 16333840), (1392, 14292110), (1624, 12250380), (1680, 11842034), (1740, 11433688), (2030, 9800304), (2320, 8575266), (2436, 8166920), (2784, 7146055), (3045, 6533536), (3248, 6125190), (3360, 5921017), (3480, 5716844), (4060, 4900152), (4640, 4287633), (4872, 4083460), (6090, 3266768), (6496, 3062595), (6960, 2858422), (8120, 2450076), (9744, 2041730), (12180, 1633384), (13920, 1429211), (16240, 1225038), (19488, 1020865), (24360, 816692), (32480, 612519), (48720, 408346), (97440, 204173)]