2788045120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{661}}^1$

素因数の和:961

約数の個数: 168

約数和(自身を含む): 7763393160

約数和(自身を除く): 4975348040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 269, 280, 320, 392, 448, 490, 538, 560, 661, 784, 980, 1076, 1120, 1322, 1345, 1568, 1883, 1960, 2152, 2240, 2644, 2690, 3136, 3305, 3766, 3920, 4304, 4627, 5288, 5380, 6610, 7532, 7840, 8608, 9254, 9415, 10576, 10760, 13181, 13220, 15064, 15680, 17216, 18508, 18830, 21152, 21520, 23135, 26362, 26440, 30128, 32389, 37016, 37660, 42304, 43040, 46270, 52724, 52880, 60256, 64778, 65905, 74032, 75320, 86080, 92540, 105448, 105760, 120512, 129556, 131810, 148064, 150640, 161945, 177809, 185080, 210896, 211520, 259112, 263620, 296128, 301280, 323890, 355618, 370160, 421792, 518224, 527240, 602560, 647780, 711236, 740320, 843584, 889045, 1036448, 1054480, 1244663, 1295560, 1422472, 1480640, 1778090, 2072896, 2108960, 2489326, 2591120, 2844944, 3556180, 4217920, 4978652, 5182240, 5689888, 6223315, 7112360, 8712641, 9957304, 10364480, 11379776, 12446630, 14224720, 17425282, 19914608, 24893260, 28449440, 34850564, 39829216, 43563205, 49786520, 56898880, 69701128, 79658432, 87126410, 99573040, 139402256, 174252820, 199146080, 278804512, 348505640, 398292160, 557609024, 697011280, 1394022560, 2788045120]

約数ペア:

[(1, 2788045120), (2, 1394022560), (4, 697011280), (5, 557609024), (7, 398292160), (8, 348505640), (10, 278804512), (14, 199146080), (16, 174252820), (20, 139402256), (28, 99573040), (32, 87126410), (35, 79658432), (40, 69701128), (49, 56898880), (56, 49786520), (64, 43563205), (70, 39829216), (80, 34850564), (98, 28449440), (112, 24893260), (140, 19914608), (160, 17425282), (196, 14224720), (224, 12446630), (245, 11379776), (269, 10364480), (280, 9957304), (320, 8712641), (392, 7112360), (448, 6223315), (490, 5689888), (538, 5182240), (560, 4978652), (661, 4217920), (784, 3556180), (980, 2844944), (1076, 2591120), (1120, 2489326), (1322, 2108960), (1345, 2072896), (1568, 1778090), (1883, 1480640), (1960, 1422472), (2152, 1295560), (2240, 1244663), (2644, 1054480), (2690, 1036448), (3136, 889045), (3305, 843584), (3766, 740320), (3920, 711236), (4304, 647780), (4627, 602560), (5288, 527240), (5380, 518224), (6610, 421792), (7532, 370160), (7840, 355618), (8608, 323890), (9254, 301280), (9415, 296128), (10576, 263620), (10760, 259112), (13181, 211520), (13220, 210896), (15064, 185080), (15680, 177809), (17216, 161945), (18508, 150640), (18830, 148064), (21152, 131810), (21520, 129556), (23135, 120512), (26362, 105760), (26440, 105448), (30128, 92540), (32389, 86080), (37016, 75320), (37660, 74032), (42304, 65905), (43040, 64778), (46270, 60256), (52724, 52880)]