248298960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11369}}^1$

素因数の和:11405

約数の個数: 160

約数和(自身を含む): 947439360

約数和(自身を除く): 699140400

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, 11369, 21840, 22738, 34107, 45476, 56845, 68214, 79583, 90952, 113690, 136428, 147797, 159166, 170535, 181904, 227380, 238749, 272856, 295594, 318332, 341070, 397915, 443391, 454760, 477498, 545712, 591188, 636664, 682140, 738985, 795830, 886782, 909520, 954996, 1034579, 1182376, 1193745, 1273328, 1364280, 1477970, 1591660, 1773564, 1909992, 2069158, 2216955, 2364752, 2387490, 2728560, 2955940, 3103737, 3183320, 3547128, 3819984, 4138316, 4433910, 4774980, 5172895, 5911880, 6207474, 6366640, 7094256, 8276632, 8867820, 9549960, 10345790, 11823760, 12414948, 15518685, 16553264, 17735640, 19099920, 20691580, 24829896, 31037370, 35471280, 41383160, 49659792, 62074740, 82766320, 124149480, 248298960]

約数ペア:

[(1, 248298960), (2, 124149480), (3, 82766320), (4, 62074740), (5, 49659792), (6, 41383160), (7, 35471280), (8, 31037370), (10, 24829896), (12, 20691580), (13, 19099920), (14, 17735640), (15, 16553264), (16, 15518685), (20, 12414948), (21, 11823760), (24, 10345790), (26, 9549960), (28, 8867820), (30, 8276632), (35, 7094256), (39, 6366640), (40, 6207474), (42, 5911880), (48, 5172895), (52, 4774980), (56, 4433910), (60, 4138316), (65, 3819984), (70, 3547128), (78, 3183320), (80, 3103737), (84, 2955940), (91, 2728560), (104, 2387490), (105, 2364752), (112, 2216955), (120, 2069158), (130, 1909992), (140, 1773564), (156, 1591660), (168, 1477970), (182, 1364280), (195, 1273328), (208, 1193745), (210, 1182376), (240, 1034579), (260, 954996), (273, 909520), (280, 886782), (312, 795830), (336, 738985), (364, 682140), (390, 636664), (420, 591188), (455, 545712), (520, 477498), (546, 454760), (560, 443391), (624, 397915), (728, 341070), (780, 318332), (840, 295594), (910, 272856), (1040, 238749), (1092, 227380), (1365, 181904), (1456, 170535), (1560, 159166), (1680, 147797), (1820, 136428), (2184, 113690), (2730, 90952), (3120, 79583), (3640, 68214), (4368, 56845), (5460, 45476), (7280, 34107), (10920, 22738), (11369, 21840)]