64019480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 169905600

約数和(自身を除く): 105886120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 89, 98, 140, 178, 196, 245, 280, 356, 367, 392, 445, 490, 623, 712, 734, 890, 980, 1246, 1468, 1780, 1835, 1960, 2492, 2569, 2936, 3115, 3560, 3670, 4361, 4984, 5138, 6230, 7340, 8722, 10276, 12460, 12845, 14680, 17444, 17983, 20552, 21805, 24920, 25690, 32663, 34888, 35966, 43610, 51380, 65326, 71932, 87220, 89915, 102760, 130652, 143864, 163315, 174440, 179830, 228641, 261304, 326630, 359660, 457282, 653260, 719320, 914564, 1143205, 1306520, 1600487, 1829128, 2286410, 3200974, 4572820, 6401948, 8002435, 9145640, 12803896, 16004870, 32009740, 64019480]

約数ペア:

[(1, 64019480), (2, 32009740), (4, 16004870), (5, 12803896), (7, 9145640), (8, 8002435), (10, 6401948), (14, 4572820), (20, 3200974), (28, 2286410), (35, 1829128), (40, 1600487), (49, 1306520), (56, 1143205), (70, 914564), (89, 719320), (98, 653260), (140, 457282), (178, 359660), (196, 326630), (245, 261304), (280, 228641), (356, 179830), (367, 174440), (392, 163315), (445, 143864), (490, 130652), (623, 102760), (712, 89915), (734, 87220), (890, 71932), (980, 65326), (1246, 51380), (1468, 43610), (1780, 35966), (1835, 34888), (1960, 32663), (2492, 25690), (2569, 24920), (2936, 21805), (3115, 20552), (3560, 17983), (3670, 17444), (4361, 14680), (4984, 12845), (5138, 12460), (6230, 10276), (7340, 8722)]