887487920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:439

約数の個数: 160

約数和(自身を含む): 2343974976

約数和(自身を除く): 1456487056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 97, 110, 148, 176, 185, 194, 220, 281, 296, 370, 388, 407, 440, 485, 562, 592, 740, 776, 814, 880, 970, 1067, 1124, 1405, 1480, 1552, 1628, 1940, 2035, 2134, 2248, 2810, 2960, 3091, 3256, 3589, 3880, 4070, 4268, 4496, 5335, 5620, 6182, 6512, 7178, 7760, 8140, 8536, 10397, 10670, 11240, 12364, 14356, 15455, 16280, 17072, 17945, 20794, 21340, 22480, 24728, 27257, 28712, 30910, 32560, 35890, 39479, 41588, 42680, 49456, 51985, 54514, 57424, 61820, 71780, 78958, 83176, 85360, 103970, 109028, 114367, 123640, 136285, 143560, 157916, 166352, 197395, 207940, 218056, 228734, 247280, 272570, 287120, 299827, 315832, 394790, 415880, 436112, 457468, 545140, 571835, 599654, 631664, 789580, 831760, 914936, 1008509, 1090280, 1143670, 1199308, 1499135, 1579160, 1829872, 2017018, 2180560, 2287340, 2398616, 2998270, 3158320, 4034036, 4574680, 4797232, 5042545, 5996540, 8068072, 9149360, 10085090, 11093599, 11993080, 16136144, 20170180, 22187198, 23986160, 40340360, 44374396, 55467995, 80680720, 88748792, 110935990, 177497584, 221871980, 443743960, 887487920]

約数ペア:

[(1, 887487920), (2, 443743960), (4, 221871980), (5, 177497584), (8, 110935990), (10, 88748792), (11, 80680720), (16, 55467995), (20, 44374396), (22, 40340360), (37, 23986160), (40, 22187198), (44, 20170180), (55, 16136144), (74, 11993080), (80, 11093599), (88, 10085090), (97, 9149360), (110, 8068072), (148, 5996540), (176, 5042545), (185, 4797232), (194, 4574680), (220, 4034036), (281, 3158320), (296, 2998270), (370, 2398616), (388, 2287340), (407, 2180560), (440, 2017018), (485, 1829872), (562, 1579160), (592, 1499135), (740, 1199308), (776, 1143670), (814, 1090280), (880, 1008509), (970, 914936), (1067, 831760), (1124, 789580), (1405, 631664), (1480, 599654), (1552, 571835), (1628, 545140), (1940, 457468), (2035, 436112), (2134, 415880), (2248, 394790), (2810, 315832), (2960, 299827), (3091, 287120), (3256, 272570), (3589, 247280), (3880, 228734), (4070, 218056), (4268, 207940), (4496, 197395), (5335, 166352), (5620, 157916), (6182, 143560), (6512, 136285), (7178, 123640), (7760, 114367), (8140, 109028), (8536, 103970), (10397, 85360), (10670, 83176), (11240, 78958), (12364, 71780), (14356, 61820), (15455, 57424), (16280, 54514), (17072, 51985), (17945, 49456), (20794, 42680), (21340, 41588), (22480, 39479), (24728, 35890), (27257, 32560), (28712, 30910)]