51400440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1$

素因数の和:563

約数の個数: 256

約数和(自身を含む): 211276800

約数和(自身を除く): 159876360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 523, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1046, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1569, 1638, 1755, 1820, 1890, 2092, 2184, 2340, 2457, 2520, 2615, 2730, 2808, 3138, 3276, 3510, 3640, 3661, 3780, 4095, 4184, 4680, 4707, 4914, 5230, 5460, 6276, 6552, 6799, 7020, 7322, 7560, 7845, 8190, 9414, 9828, 10460, 10920, 10983, 12285, 12552, 13598, 14040, 14121, 14644, 15690, 16380, 18305, 18828, 19656, 20397, 20920, 21966, 23535, 24570, 27196, 28242, 29288, 31380, 32760, 32949, 33995, 36610, 37656, 40794, 43932, 47070, 47593, 49140, 54392, 54915, 56484, 61191, 62760, 65898, 67990, 70605, 73220, 81588, 87864, 94140, 95186, 98280, 98847, 101985, 109830, 112968, 122382, 131796, 135980, 141210, 142779, 146440, 163176, 164745, 183573, 188280, 190372, 197694, 203970, 219660, 237965, 244764, 263592, 271960, 282420, 285558, 305955, 329490, 367146, 380744, 395388, 407940, 428337, 439320, 475930, 489528, 494235, 564840, 571116, 611910, 658980, 713895, 734292, 790776, 815880, 856674, 917865, 951860, 988470, 1142232, 1223820, 1285011, 1317960, 1427790, 1468584, 1713348, 1835730, 1903720, 1976940, 2141685, 2447640, 2570022, 2855580, 3426696, 3671460, 3953880, 4283370, 5140044, 5711160, 6425055, 7342920, 8566740, 10280088, 12850110, 17133480, 25700220, 51400440]

約数ペア:

[(1, 51400440), (2, 25700220), (3, 17133480), (4, 12850110), (5, 10280088), (6, 8566740), (7, 7342920), (8, 6425055), (9, 5711160), (10, 5140044), (12, 4283370), (13, 3953880), (14, 3671460), (15, 3426696), (18, 2855580), (20, 2570022), (21, 2447640), (24, 2141685), (26, 1976940), (27, 1903720), (28, 1835730), (30, 1713348), (35, 1468584), (36, 1427790), (39, 1317960), (40, 1285011), (42, 1223820), (45, 1142232), (52, 988470), (54, 951860), (56, 917865), (60, 856674), (63, 815880), (65, 790776), (70, 734292), (72, 713895), (78, 658980), (84, 611910), (90, 571116), (91, 564840), (104, 494235), (105, 489528), (108, 475930), (117, 439320), (120, 428337), (126, 407940), (130, 395388), (135, 380744), (140, 367146), (156, 329490), (168, 305955), (180, 285558), (182, 282420), (189, 271960), (195, 263592), (210, 244764), (216, 237965), (234, 219660), (252, 203970), (260, 197694), (270, 190372), (273, 188280), (280, 183573), (312, 164745), (315, 163176), (351, 146440), (360, 142779), (364, 141210), (378, 135980), (390, 131796), (420, 122382), (455, 112968), (468, 109830), (504, 101985), (520, 98847), (523, 98280), (540, 95186), (546, 94140), (585, 87864), (630, 81588), (702, 73220), (728, 70605), (756, 67990), (780, 65898), (819, 62760), (840, 61191), (910, 56484), (936, 54915), (945, 54392), (1046, 49140), (1080, 47593), (1092, 47070), (1170, 43932), (1260, 40794), (1365, 37656), (1404, 36610), (1512, 33995), (1560, 32949), (1569, 32760), (1638, 31380), (1755, 29288), (1820, 28242), (1890, 27196), (2092, 24570), (2184, 23535), (2340, 21966), (2457, 20920), (2520, 20397), (2615, 19656), (2730, 18828), (2808, 18305), (3138, 16380), (3276, 15690), (3510, 14644), (3640, 14121), (3661, 14040), (3780, 13598), (4095, 12552), (4184, 12285), (4680, 10983), (4707, 10920), (4914, 10460), (5230, 9828), (5460, 9414), (6276, 8190), (6552, 7845), (6799, 7560), (7020, 7322)]