131129040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{877}}^1$

素因数の和:989

約数の個数: 160

約数和(自身を含む): 470327040

約数和(自身を除く): 339198000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 105, 112, 120, 140, 168, 178, 210, 240, 267, 280, 336, 356, 420, 445, 534, 560, 623, 712, 840, 877, 890, 1068, 1246, 1335, 1424, 1680, 1754, 1780, 1869, 2136, 2492, 2631, 2670, 3115, 3508, 3560, 3738, 4272, 4385, 4984, 5262, 5340, 6139, 6230, 7016, 7120, 7476, 8770, 9345, 9968, 10524, 10680, 12278, 12460, 13155, 14032, 14952, 17540, 18417, 18690, 21048, 21360, 24556, 24920, 26310, 29904, 30695, 35080, 36834, 37380, 42096, 49112, 49840, 52620, 61390, 70160, 73668, 74760, 78053, 92085, 98224, 105240, 122780, 147336, 149520, 156106, 184170, 210480, 234159, 245560, 294672, 312212, 368340, 390265, 468318, 491120, 546371, 624424, 736680, 780530, 936636, 1092742, 1170795, 1248848, 1473360, 1561060, 1639113, 1873272, 2185484, 2341590, 2731855, 3122120, 3278226, 3746544, 4370968, 4683180, 5463710, 6244240, 6556452, 8195565, 8741936, 9366360, 10927420, 13112904, 16391130, 18732720, 21854840, 26225808, 32782260, 43709680, 65564520, 131129040]

約数ペア:

[(1, 131129040), (2, 65564520), (3, 43709680), (4, 32782260), (5, 26225808), (6, 21854840), (7, 18732720), (8, 16391130), (10, 13112904), (12, 10927420), (14, 9366360), (15, 8741936), (16, 8195565), (20, 6556452), (21, 6244240), (24, 5463710), (28, 4683180), (30, 4370968), (35, 3746544), (40, 3278226), (42, 3122120), (48, 2731855), (56, 2341590), (60, 2185484), (70, 1873272), (80, 1639113), (84, 1561060), (89, 1473360), (105, 1248848), (112, 1170795), (120, 1092742), (140, 936636), (168, 780530), (178, 736680), (210, 624424), (240, 546371), (267, 491120), (280, 468318), (336, 390265), (356, 368340), (420, 312212), (445, 294672), (534, 245560), (560, 234159), (623, 210480), (712, 184170), (840, 156106), (877, 149520), (890, 147336), (1068, 122780), (1246, 105240), (1335, 98224), (1424, 92085), (1680, 78053), (1754, 74760), (1780, 73668), (1869, 70160), (2136, 61390), (2492, 52620), (2631, 49840), (2670, 49112), (3115, 42096), (3508, 37380), (3560, 36834), (3738, 35080), (4272, 30695), (4385, 29904), (4984, 26310), (5262, 24920), (5340, 24556), (6139, 21360), (6230, 21048), (7016, 18690), (7120, 18417), (7476, 17540), (8770, 14952), (9345, 14032), (9968, 13155), (10524, 12460), (10680, 12278)]