55047720

素因数分解:

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

素因数の和:176

約数の個数: 192

約数和(自身を含む): 206156160

約数和(自身を除く): 151108440

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, 71, 78, 84, 91, 104, 105, 120, 130, 140, 142, 156, 168, 182, 195, 210, 213, 260, 273, 280, 284, 312, 355, 364, 390, 420, 426, 455, 497, 520, 546, 568, 710, 728, 780, 840, 852, 910, 923, 994, 1065, 1092, 1365, 1420, 1491, 1560, 1704, 1820, 1846, 1988, 2130, 2184, 2485, 2730, 2769, 2840, 2982, 3640, 3692, 3976, 4260, 4615, 4970, 5041, 5460, 5538, 5964, 6461, 7384, 7455, 8520, 9230, 9940, 10082, 10920, 11076, 11928, 12922, 13845, 14910, 15123, 18460, 19383, 19880, 20164, 22152, 25205, 25844, 27690, 29820, 30246, 32305, 35287, 36920, 38766, 40328, 50410, 51688, 55380, 59640, 60492, 64610, 65533, 70574, 75615, 77532, 96915, 100820, 105861, 110760, 120984, 129220, 131066, 141148, 151230, 155064, 176435, 193830, 196599, 201640, 211722, 258440, 262132, 282296, 302460, 327665, 352870, 387660, 393198, 423444, 458731, 524264, 529305, 604920, 655330, 705740, 775320, 786396, 846888, 917462, 982995, 1058610, 1310660, 1376193, 1411480, 1572792, 1834924, 1965990, 2117220, 2293655, 2621320, 2752386, 3669848, 3931980, 4234440, 4587310, 5504772, 6880965, 7863960, 9174620, 11009544, 13761930, 18349240, 27523860, 55047720]

約数ペア:

[(1, 55047720), (2, 27523860), (3, 18349240), (4, 13761930), (5, 11009544), (6, 9174620), (7, 7863960), (8, 6880965), (10, 5504772), (12, 4587310), (13, 4234440), (14, 3931980), (15, 3669848), (20, 2752386), (21, 2621320), (24, 2293655), (26, 2117220), (28, 1965990), (30, 1834924), (35, 1572792), (39, 1411480), (40, 1376193), (42, 1310660), (52, 1058610), (56, 982995), (60, 917462), (65, 846888), (70, 786396), (71, 775320), (78, 705740), (84, 655330), (91, 604920), (104, 529305), (105, 524264), (120, 458731), (130, 423444), (140, 393198), (142, 387660), (156, 352870), (168, 327665), (182, 302460), (195, 282296), (210, 262132), (213, 258440), (260, 211722), (273, 201640), (280, 196599), (284, 193830), (312, 176435), (355, 155064), (364, 151230), (390, 141148), (420, 131066), (426, 129220), (455, 120984), (497, 110760), (520, 105861), (546, 100820), (568, 96915), (710, 77532), (728, 75615), (780, 70574), (840, 65533), (852, 64610), (910, 60492), (923, 59640), (994, 55380), (1065, 51688), (1092, 50410), (1365, 40328), (1420, 38766), (1491, 36920), (1560, 35287), (1704, 32305), (1820, 30246), (1846, 29820), (1988, 27690), (2130, 25844), (2184, 25205), (2485, 22152), (2730, 20164), (2769, 19880), (2840, 19383), (2982, 18460), (3640, 15123), (3692, 14910), (3976, 13845), (4260, 12922), (4615, 11928), (4970, 11076), (5041, 10920), (5460, 10082), (5538, 9940), (5964, 9230), (6461, 8520), (7384, 7455)]