40898760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 141523200

約数和(自身を除く): 100624440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 181, 210, 269, 280, 362, 420, 538, 543, 724, 807, 840, 905, 1076, 1086, 1267, 1345, 1448, 1614, 1810, 1883, 2152, 2172, 2534, 2690, 2715, 3228, 3620, 3766, 3801, 4035, 4344, 5068, 5380, 5430, 5649, 6335, 6456, 7240, 7532, 7602, 8070, 9415, 10136, 10760, 10860, 11298, 12670, 15064, 15204, 16140, 18830, 19005, 21720, 22596, 25340, 28245, 30408, 32280, 37660, 38010, 45192, 48689, 50680, 56490, 75320, 76020, 97378, 112980, 146067, 152040, 194756, 225960, 243445, 292134, 340823, 389512, 486890, 584268, 681646, 730335, 973780, 1022469, 1168536, 1363292, 1460670, 1704115, 1947560, 2044938, 2726584, 2921340, 3408230, 4089876, 5112345, 5842680, 6816460, 8179752, 10224690, 13632920, 20449380, 40898760]

約数ペア:

[(1, 40898760), (2, 20449380), (3, 13632920), (4, 10224690), (5, 8179752), (6, 6816460), (7, 5842680), (8, 5112345), (10, 4089876), (12, 3408230), (14, 2921340), (15, 2726584), (20, 2044938), (21, 1947560), (24, 1704115), (28, 1460670), (30, 1363292), (35, 1168536), (40, 1022469), (42, 973780), (56, 730335), (60, 681646), (70, 584268), (84, 486890), (105, 389512), (120, 340823), (140, 292134), (168, 243445), (181, 225960), (210, 194756), (269, 152040), (280, 146067), (362, 112980), (420, 97378), (538, 76020), (543, 75320), (724, 56490), (807, 50680), (840, 48689), (905, 45192), (1076, 38010), (1086, 37660), (1267, 32280), (1345, 30408), (1448, 28245), (1614, 25340), (1810, 22596), (1883, 21720), (2152, 19005), (2172, 18830), (2534, 16140), (2690, 15204), (2715, 15064), (3228, 12670), (3620, 11298), (3766, 10860), (3801, 10760), (4035, 10136), (4344, 9415), (5068, 8070), (5380, 7602), (5430, 7532), (5649, 7240), (6335, 6456)]