258880440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:342

約数の個数: 256

約数和(自身を含む): 968325120

約数和(自身を除く): 709444680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 151, 156, 157, 168, 182, 195, 210, 260, 273, 280, 302, 312, 314, 364, 390, 420, 453, 455, 471, 520, 546, 604, 628, 728, 755, 780, 785, 840, 906, 910, 942, 1057, 1092, 1099, 1208, 1256, 1365, 1510, 1560, 1570, 1812, 1820, 1884, 1963, 2041, 2114, 2184, 2198, 2265, 2355, 2730, 3020, 3140, 3171, 3297, 3624, 3640, 3768, 3926, 4082, 4228, 4396, 4530, 4710, 5285, 5460, 5495, 5889, 6040, 6123, 6280, 6342, 6594, 7852, 8164, 8456, 8792, 9060, 9420, 9815, 10205, 10570, 10920, 10990, 11778, 12246, 12684, 13188, 13741, 14287, 15704, 15855, 16328, 16485, 18120, 18840, 19630, 20410, 21140, 21980, 23556, 23707, 24492, 25368, 26376, 27482, 28574, 29445, 30615, 31710, 32970, 39260, 40820, 41223, 42280, 42861, 43960, 47112, 47414, 48984, 54964, 57148, 58890, 61230, 63420, 65940, 68705, 71121, 71435, 78520, 81640, 82446, 85722, 94828, 109928, 114296, 117780, 118535, 122460, 126840, 131880, 137410, 142242, 142870, 164892, 165949, 171444, 189656, 206115, 214305, 235560, 237070, 244920, 274820, 284484, 285740, 308191, 329784, 331898, 342888, 355605, 412230, 428610, 474140, 497847, 549640, 568968, 571480, 616382, 663796, 711210, 824460, 829745, 857220, 924573, 948280, 995694, 1232764, 1327592, 1422420, 1540955, 1648920, 1659490, 1714440, 1849146, 1991388, 2157337, 2465528, 2489235, 2844840, 3081910, 3318980, 3698292, 3982776, 4314674, 4622865, 4978470, 6163820, 6472011, 6637960, 7396584, 8629348, 9245730, 9956940, 10786685, 12327640, 12944022, 17258696, 18491460, 19913880, 21573370, 25888044, 32360055, 36982920, 43146740, 51776088, 64720110, 86293480, 129440220, 258880440]

約数ペア:

[(1, 258880440), (2, 129440220), (3, 86293480), (4, 64720110), (5, 51776088), (6, 43146740), (7, 36982920), (8, 32360055), (10, 25888044), (12, 21573370), (13, 19913880), (14, 18491460), (15, 17258696), (20, 12944022), (21, 12327640), (24, 10786685), (26, 9956940), (28, 9245730), (30, 8629348), (35, 7396584), (39, 6637960), (40, 6472011), (42, 6163820), (52, 4978470), (56, 4622865), (60, 4314674), (65, 3982776), (70, 3698292), (78, 3318980), (84, 3081910), (91, 2844840), (104, 2489235), (105, 2465528), (120, 2157337), (130, 1991388), (140, 1849146), (151, 1714440), (156, 1659490), (157, 1648920), (168, 1540955), (182, 1422420), (195, 1327592), (210, 1232764), (260, 995694), (273, 948280), (280, 924573), (302, 857220), (312, 829745), (314, 824460), (364, 711210), (390, 663796), (420, 616382), (453, 571480), (455, 568968), (471, 549640), (520, 497847), (546, 474140), (604, 428610), (628, 412230), (728, 355605), (755, 342888), (780, 331898), (785, 329784), (840, 308191), (906, 285740), (910, 284484), (942, 274820), (1057, 244920), (1092, 237070), (1099, 235560), (1208, 214305), (1256, 206115), (1365, 189656), (1510, 171444), (1560, 165949), (1570, 164892), (1812, 142870), (1820, 142242), (1884, 137410), (1963, 131880), (2041, 126840), (2114, 122460), (2184, 118535), (2198, 117780), (2265, 114296), (2355, 109928), (2730, 94828), (3020, 85722), (3140, 82446), (3171, 81640), (3297, 78520), (3624, 71435), (3640, 71121), (3768, 68705), (3926, 65940), (4082, 63420), (4228, 61230), (4396, 58890), (4530, 57148), (4710, 54964), (5285, 48984), (5460, 47414), (5495, 47112), (5889, 43960), (6040, 42861), (6123, 42280), (6280, 41223), (6342, 40820), (6594, 39260), (7852, 32970), (8164, 31710), (8456, 30615), (8792, 29445), (9060, 28574), (9420, 27482), (9815, 26376), (10205, 25368), (10570, 24492), (10920, 23707), (10990, 23556), (11778, 21980), (12246, 21140), (12684, 20410), (13188, 19630), (13741, 18840), (14287, 18120), (15704, 16485), (15855, 16328)]