40894560

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{4057}}^1$

素因数の和:4085

約数の個数: 144

約数和(自身を含む): 159528096

約数和(自身を除く): 118633536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 4057, 5040, 8114, 10080, 12171, 16228, 20285, 24342, 28399, 32456, 36513, 40570, 48684, 56798, 60855, 64912, 73026, 81140, 85197, 97368, 113596, 121710, 129824, 141995, 146052, 162280, 170394, 182565, 194736, 227192, 243420, 255591, 283990, 292104, 324560, 340788, 365130, 389472, 425985, 454384, 486840, 511182, 567980, 584208, 649120, 681576, 730260, 851970, 908768, 973680, 1022364, 1135960, 1168416, 1277955, 1363152, 1460520, 1703940, 1947360, 2044728, 2271920, 2555910, 2726304, 2921040, 3407880, 4089456, 4543840, 5111820, 5842080, 6815760, 8178912, 10223640, 13631520, 20447280, 40894560]

約数ペア:

[(1, 40894560), (2, 20447280), (3, 13631520), (4, 10223640), (5, 8178912), (6, 6815760), (7, 5842080), (8, 5111820), (9, 4543840), (10, 4089456), (12, 3407880), (14, 2921040), (15, 2726304), (16, 2555910), (18, 2271920), (20, 2044728), (21, 1947360), (24, 1703940), (28, 1460520), (30, 1363152), (32, 1277955), (35, 1168416), (36, 1135960), (40, 1022364), (42, 973680), (45, 908768), (48, 851970), (56, 730260), (60, 681576), (63, 649120), (70, 584208), (72, 567980), (80, 511182), (84, 486840), (90, 454384), (96, 425985), (105, 389472), (112, 365130), (120, 340788), (126, 324560), (140, 292104), (144, 283990), (160, 255591), (168, 243420), (180, 227192), (210, 194736), (224, 182565), (240, 170394), (252, 162280), (280, 146052), (288, 141995), (315, 129824), (336, 121710), (360, 113596), (420, 97368), (480, 85197), (504, 81140), (560, 73026), (630, 64912), (672, 60855), (720, 56798), (840, 48684), (1008, 40570), (1120, 36513), (1260, 32456), (1440, 28399), (1680, 24342), (2016, 20285), (2520, 16228), (3360, 12171), (4057, 10080), (5040, 8114)]