55765920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{2371}}^1$

素因数の和:2403

約数の個数: 144

約数和(自身を含む): 204428448

約数和(自身を除く): 148662528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2371, 2940, 3360, 3920, 4704, 4742, 5880, 7113, 7840, 9484, 11760, 11855, 14226, 16597, 18968, 23520, 23710, 28452, 33194, 35565, 37936, 47420, 49791, 56904, 66388, 71130, 75872, 82985, 94840, 99582, 113808, 116179, 132776, 142260, 165970, 189680, 199164, 227616, 232358, 248955, 265552, 284520, 331940, 348537, 379360, 398328, 464716, 497910, 531104, 569040, 580895, 663880, 697074, 796656, 929432, 995820, 1138080, 1161790, 1327760, 1394148, 1593312, 1742685, 1858864, 1991640, 2323580, 2655520, 2788296, 3485370, 3717728, 3983280, 4647160, 5576592, 6970740, 7966560, 9294320, 11153184, 13941480, 18588640, 27882960, 55765920]

約数ペア:

[(1, 55765920), (2, 27882960), (3, 18588640), (4, 13941480), (5, 11153184), (6, 9294320), (7, 7966560), (8, 6970740), (10, 5576592), (12, 4647160), (14, 3983280), (15, 3717728), (16, 3485370), (20, 2788296), (21, 2655520), (24, 2323580), (28, 1991640), (30, 1858864), (32, 1742685), (35, 1593312), (40, 1394148), (42, 1327760), (48, 1161790), (49, 1138080), (56, 995820), (60, 929432), (70, 796656), (80, 697074), (84, 663880), (96, 580895), (98, 569040), (105, 531104), (112, 497910), (120, 464716), (140, 398328), (147, 379360), (160, 348537), (168, 331940), (196, 284520), (210, 265552), (224, 248955), (240, 232358), (245, 227616), (280, 199164), (294, 189680), (336, 165970), (392, 142260), (420, 132776), (480, 116179), (490, 113808), (560, 99582), (588, 94840), (672, 82985), (735, 75872), (784, 71130), (840, 66388), (980, 56904), (1120, 49791), (1176, 47420), (1470, 37936), (1568, 35565), (1680, 33194), (1960, 28452), (2352, 23710), (2371, 23520), (2940, 18968), (3360, 16597), (3920, 14226), (4704, 11855), (4742, 11760), (5880, 9484), (7113, 7840)]