260791440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11941}}^1$

素因数の和:11977

約数の個数: 160

約数和(自身を含む): 995102976

約数和(自身を除く): 734311536

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, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 11941, 21840, 23882, 35823, 47764, 59705, 71646, 83587, 95528, 119410, 143292, 155233, 167174, 179115, 191056, 238820, 250761, 286584, 310466, 334348, 358230, 417935, 465699, 477640, 501522, 573168, 620932, 668696, 716460, 776165, 835870, 931398, 955280, 1003044, 1086631, 1241864, 1253805, 1337392, 1432920, 1552330, 1671740, 1862796, 2006088, 2173262, 2328495, 2483728, 2507610, 2865840, 3104660, 3259893, 3343480, 3725592, 4012176, 4346524, 4656990, 5015220, 5433155, 6209320, 6519786, 6686960, 7451184, 8693048, 9313980, 10030440, 10866310, 12418640, 13039572, 16299465, 17386096, 18627960, 20060880, 21732620, 26079144, 32598930, 37255920, 43465240, 52158288, 65197860, 86930480, 130395720, 260791440]

約数ペア:

[(1, 260791440), (2, 130395720), (3, 86930480), (4, 65197860), (5, 52158288), (6, 43465240), (7, 37255920), (8, 32598930), (10, 26079144), (12, 21732620), (13, 20060880), (14, 18627960), (15, 17386096), (16, 16299465), (20, 13039572), (21, 12418640), (24, 10866310), (26, 10030440), (28, 9313980), (30, 8693048), (35, 7451184), (39, 6686960), (40, 6519786), (42, 6209320), (48, 5433155), (52, 5015220), (56, 4656990), (60, 4346524), (65, 4012176), (70, 3725592), (78, 3343480), (80, 3259893), (84, 3104660), (91, 2865840), (104, 2507610), (105, 2483728), (112, 2328495), (120, 2173262), (130, 2006088), (140, 1862796), (156, 1671740), (168, 1552330), (182, 1432920), (195, 1337392), (208, 1253805), (210, 1241864), (240, 1086631), (260, 1003044), (273, 955280), (280, 931398), (312, 835870), (336, 776165), (364, 716460), (390, 668696), (420, 620932), (455, 573168), (520, 501522), (546, 477640), (560, 465699), (624, 417935), (728, 358230), (780, 334348), (840, 310466), (910, 286584), (1040, 250761), (1092, 238820), (1365, 191056), (1456, 179115), (1560, 167174), (1680, 155233), (1820, 143292), (2184, 119410), (2730, 95528), (3120, 83587), (3640, 71646), (4368, 59705), (5460, 47764), (7280, 35823), (10920, 23882), (11941, 21840)]