51946440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 256

約数和(自身を含む): 197406720

約数和(自身を除く): 145460280

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, 67, 70, 71, 78, 84, 91, 104, 105, 120, 130, 134, 140, 142, 156, 168, 182, 195, 201, 210, 213, 260, 268, 273, 280, 284, 312, 335, 355, 364, 390, 402, 420, 426, 455, 469, 497, 520, 536, 546, 568, 670, 710, 728, 780, 804, 840, 852, 871, 910, 923, 938, 994, 1005, 1065, 1092, 1340, 1365, 1407, 1420, 1491, 1560, 1608, 1704, 1742, 1820, 1846, 1876, 1988, 2010, 2130, 2184, 2345, 2485, 2613, 2680, 2730, 2769, 2814, 2840, 2982, 3484, 3640, 3692, 3752, 3976, 4020, 4260, 4355, 4615, 4690, 4757, 4970, 5226, 5460, 5538, 5628, 5964, 6097, 6461, 6968, 7035, 7384, 7455, 8040, 8520, 8710, 9230, 9380, 9514, 9940, 10452, 10920, 11076, 11256, 11928, 12194, 12922, 13065, 13845, 14070, 14271, 14910, 17420, 18291, 18460, 18760, 19028, 19383, 19880, 20904, 22152, 23785, 24388, 25844, 26130, 27690, 28140, 28542, 29820, 30485, 32305, 33299, 34840, 36582, 36920, 38056, 38766, 47570, 48776, 51688, 52260, 55380, 56280, 57084, 59640, 60970, 61841, 64610, 66598, 71355, 73164, 77532, 91455, 95140, 96915, 99897, 104520, 110760, 114168, 121940, 123682, 129220, 133196, 142710, 146328, 155064, 166495, 182910, 185523, 190280, 193830, 199794, 243880, 247364, 258440, 266392, 285420, 309205, 332990, 365820, 371046, 387660, 399588, 432887, 494728, 499485, 570840, 618410, 665980, 731640, 742092, 775320, 799176, 865774, 927615, 998970, 1236820, 1298661, 1331960, 1484184, 1731548, 1855230, 1997940, 2164435, 2473640, 2597322, 3463096, 3710460, 3995880, 4328870, 5194644, 6493305, 7420920, 8657740, 10389288, 12986610, 17315480, 25973220, 51946440]

約数ペア:

[(1, 51946440), (2, 25973220), (3, 17315480), (4, 12986610), (5, 10389288), (6, 8657740), (7, 7420920), (8, 6493305), (10, 5194644), (12, 4328870), (13, 3995880), (14, 3710460), (15, 3463096), (20, 2597322), (21, 2473640), (24, 2164435), (26, 1997940), (28, 1855230), (30, 1731548), (35, 1484184), (39, 1331960), (40, 1298661), (42, 1236820), (52, 998970), (56, 927615), (60, 865774), (65, 799176), (67, 775320), (70, 742092), (71, 731640), (78, 665980), (84, 618410), (91, 570840), (104, 499485), (105, 494728), (120, 432887), (130, 399588), (134, 387660), (140, 371046), (142, 365820), (156, 332990), (168, 309205), (182, 285420), (195, 266392), (201, 258440), (210, 247364), (213, 243880), (260, 199794), (268, 193830), (273, 190280), (280, 185523), (284, 182910), (312, 166495), (335, 155064), (355, 146328), (364, 142710), (390, 133196), (402, 129220), (420, 123682), (426, 121940), (455, 114168), (469, 110760), (497, 104520), (520, 99897), (536, 96915), (546, 95140), (568, 91455), (670, 77532), (710, 73164), (728, 71355), (780, 66598), (804, 64610), (840, 61841), (852, 60970), (871, 59640), (910, 57084), (923, 56280), (938, 55380), (994, 52260), (1005, 51688), (1065, 48776), (1092, 47570), (1340, 38766), (1365, 38056), (1407, 36920), (1420, 36582), (1491, 34840), (1560, 33299), (1608, 32305), (1704, 30485), (1742, 29820), (1820, 28542), (1846, 28140), (1876, 27690), (1988, 26130), (2010, 25844), (2130, 24388), (2184, 23785), (2345, 22152), (2485, 20904), (2613, 19880), (2680, 19383), (2730, 19028), (2769, 18760), (2814, 18460), (2840, 18291), (2982, 17420), (3484, 14910), (3640, 14271), (3692, 14070), (3752, 13845), (3976, 13065), (4020, 12922), (4260, 12194), (4355, 11928), (4615, 11256), (4690, 11076), (4757, 10920), (4970, 10452), (5226, 9940), (5460, 9514), (5538, 9380), (5628, 9230), (5964, 8710), (6097, 8520), (6461, 8040), (6968, 7455), (7035, 7384)]