40893720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 142041600

約数和(自身を除く): 101147880

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, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 547, 623, 712, 840, 890, 1068, 1094, 1246, 1335, 1641, 1780, 1869, 2136, 2188, 2492, 2670, 2735, 3115, 3282, 3560, 3738, 3829, 4376, 4984, 5340, 5470, 6230, 6564, 7476, 7658, 8205, 9345, 10680, 10940, 11487, 12460, 13128, 14952, 15316, 16410, 18690, 19145, 21880, 22974, 24920, 30632, 32820, 37380, 38290, 45948, 48683, 57435, 65640, 74760, 76580, 91896, 97366, 114870, 146049, 153160, 194732, 229740, 243415, 292098, 340781, 389464, 459480, 486830, 584196, 681562, 730245, 973660, 1022343, 1168392, 1363124, 1460490, 1703905, 1947320, 2044686, 2726248, 2920980, 3407810, 4089372, 5111715, 5841960, 6815620, 8178744, 10223430, 13631240, 20446860, 40893720]

約数ペア:

[(1, 40893720), (2, 20446860), (3, 13631240), (4, 10223430), (5, 8178744), (6, 6815620), (7, 5841960), (8, 5111715), (10, 4089372), (12, 3407810), (14, 2920980), (15, 2726248), (20, 2044686), (21, 1947320), (24, 1703905), (28, 1460490), (30, 1363124), (35, 1168392), (40, 1022343), (42, 973660), (56, 730245), (60, 681562), (70, 584196), (84, 486830), (89, 459480), (105, 389464), (120, 340781), (140, 292098), (168, 243415), (178, 229740), (210, 194732), (267, 153160), (280, 146049), (356, 114870), (420, 97366), (445, 91896), (534, 76580), (547, 74760), (623, 65640), (712, 57435), (840, 48683), (890, 45948), (1068, 38290), (1094, 37380), (1246, 32820), (1335, 30632), (1641, 24920), (1780, 22974), (1869, 21880), (2136, 19145), (2188, 18690), (2492, 16410), (2670, 15316), (2735, 14952), (3115, 13128), (3282, 12460), (3560, 11487), (3738, 10940), (3829, 10680), (4376, 9345), (4984, 8205), (5340, 7658), (5470, 7476), (6230, 6564)]