51782640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2371}}^1$

素因数の和:2407

約数の個数: 160

約数和(自身を含む): 197654016

約数和(自身を除く): 145871376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2371, 2730, 3120, 3640, 4368, 4742, 5460, 7113, 7280, 9484, 10920, 11855, 14226, 16597, 18968, 21840, 23710, 28452, 30823, 33194, 35565, 37936, 47420, 49791, 56904, 61646, 66388, 71130, 82985, 92469, 94840, 99582, 113808, 123292, 132776, 142260, 154115, 165970, 184938, 189680, 199164, 215761, 246584, 248955, 265552, 284520, 308230, 331940, 369876, 398328, 431522, 462345, 493168, 497910, 569040, 616460, 647283, 663880, 739752, 796656, 863044, 924690, 995820, 1078805, 1232920, 1294566, 1327760, 1479504, 1726088, 1849380, 1991640, 2157610, 2465840, 2589132, 3236415, 3452176, 3698760, 3983280, 4315220, 5178264, 6472830, 7397520, 8630440, 10356528, 12945660, 17260880, 25891320, 51782640]

約数ペア:

[(1, 51782640), (2, 25891320), (3, 17260880), (4, 12945660), (5, 10356528), (6, 8630440), (7, 7397520), (8, 6472830), (10, 5178264), (12, 4315220), (13, 3983280), (14, 3698760), (15, 3452176), (16, 3236415), (20, 2589132), (21, 2465840), (24, 2157610), (26, 1991640), (28, 1849380), (30, 1726088), (35, 1479504), (39, 1327760), (40, 1294566), (42, 1232920), (48, 1078805), (52, 995820), (56, 924690), (60, 863044), (65, 796656), (70, 739752), (78, 663880), (80, 647283), (84, 616460), (91, 569040), (104, 497910), (105, 493168), (112, 462345), (120, 431522), (130, 398328), (140, 369876), (156, 331940), (168, 308230), (182, 284520), (195, 265552), (208, 248955), (210, 246584), (240, 215761), (260, 199164), (273, 189680), (280, 184938), (312, 165970), (336, 154115), (364, 142260), (390, 132776), (420, 123292), (455, 113808), (520, 99582), (546, 94840), (560, 92469), (624, 82985), (728, 71130), (780, 66388), (840, 61646), (910, 56904), (1040, 49791), (1092, 47420), (1365, 37936), (1456, 35565), (1560, 33194), (1680, 30823), (1820, 28452), (2184, 23710), (2371, 21840), (2730, 18968), (3120, 16597), (3640, 14226), (4368, 11855), (4742, 10920), (5460, 9484), (7113, 7280)]