870405760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 256

約数和(自身を含む): 2511648000

約数和(自身を除く): 1641242240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 59, 64, 70, 74, 80, 89, 112, 118, 128, 140, 148, 160, 178, 185, 224, 236, 259, 280, 295, 296, 320, 356, 370, 413, 445, 448, 472, 518, 560, 590, 592, 623, 640, 712, 740, 826, 890, 896, 944, 1036, 1120, 1180, 1184, 1246, 1295, 1424, 1480, 1652, 1780, 1888, 2065, 2072, 2183, 2240, 2360, 2368, 2492, 2590, 2848, 2960, 3115, 3293, 3304, 3560, 3776, 4130, 4144, 4366, 4480, 4720, 4736, 4984, 5180, 5251, 5696, 5920, 6230, 6586, 6608, 7120, 7552, 8260, 8288, 8732, 9440, 9968, 10360, 10502, 10915, 11392, 11840, 12460, 13172, 13216, 14240, 15281, 16465, 16520, 16576, 17464, 18880, 19936, 20720, 21004, 21830, 23051, 23680, 24920, 26255, 26344, 26432, 28480, 30562, 32930, 33040, 33152, 34928, 36757, 37760, 39872, 41440, 42008, 43660, 46102, 49840, 52510, 52688, 52864, 56960, 61124, 65860, 66080, 69856, 73514, 76405, 79744, 82880, 84016, 87320, 92204, 99680, 105020, 105376, 115255, 122248, 131720, 132160, 139712, 147028, 152810, 165760, 168032, 174640, 183785, 184408, 194287, 199360, 210040, 210752, 230510, 244496, 263440, 264320, 279424, 294056, 305620, 336064, 349280, 367570, 368816, 388574, 398720, 420080, 421504, 461020, 488992, 526880, 588112, 611240, 672128, 698560, 735140, 737632, 777148, 840160, 922040, 971435, 977984, 1053760, 1176224, 1222480, 1360009, 1397120, 1470280, 1475264, 1554296, 1680320, 1844080, 1942870, 1955968, 2107520, 2352448, 2444960, 2720018, 2940560, 2950528, 3108592, 3360640, 3688160, 3885740, 4704896, 4889920, 5440036, 5881120, 6217184, 6800045, 7376320, 7771480, 9779840, 10880072, 11762240, 12434368, 13600090, 14752640, 15542960, 21760144, 23524480, 24868736, 27200180, 31085920, 43520288, 54400360, 62171840, 87040576, 108800720, 124343680, 174081152, 217601440, 435202880, 870405760]

約数ペア:

[(1, 870405760), (2, 435202880), (4, 217601440), (5, 174081152), (7, 124343680), (8, 108800720), (10, 87040576), (14, 62171840), (16, 54400360), (20, 43520288), (28, 31085920), (32, 27200180), (35, 24868736), (37, 23524480), (40, 21760144), (56, 15542960), (59, 14752640), (64, 13600090), (70, 12434368), (74, 11762240), (80, 10880072), (89, 9779840), (112, 7771480), (118, 7376320), (128, 6800045), (140, 6217184), (148, 5881120), (160, 5440036), (178, 4889920), (185, 4704896), (224, 3885740), (236, 3688160), (259, 3360640), (280, 3108592), (295, 2950528), (296, 2940560), (320, 2720018), (356, 2444960), (370, 2352448), (413, 2107520), (445, 1955968), (448, 1942870), (472, 1844080), (518, 1680320), (560, 1554296), (590, 1475264), (592, 1470280), (623, 1397120), (640, 1360009), (712, 1222480), (740, 1176224), (826, 1053760), (890, 977984), (896, 971435), (944, 922040), (1036, 840160), (1120, 777148), (1180, 737632), (1184, 735140), (1246, 698560), (1295, 672128), (1424, 611240), (1480, 588112), (1652, 526880), (1780, 488992), (1888, 461020), (2065, 421504), (2072, 420080), (2183, 398720), (2240, 388574), (2360, 368816), (2368, 367570), (2492, 349280), (2590, 336064), (2848, 305620), (2960, 294056), (3115, 279424), (3293, 264320), (3304, 263440), (3560, 244496), (3776, 230510), (4130, 210752), (4144, 210040), (4366, 199360), (4480, 194287), (4720, 184408), (4736, 183785), (4984, 174640), (5180, 168032), (5251, 165760), (5696, 152810), (5920, 147028), (6230, 139712), (6586, 132160), (6608, 131720), (7120, 122248), (7552, 115255), (8260, 105376), (8288, 105020), (8732, 99680), (9440, 92204), (9968, 87320), (10360, 84016), (10502, 82880), (10915, 79744), (11392, 76405), (11840, 73514), (12460, 69856), (13172, 66080), (13216, 65860), (14240, 61124), (15281, 56960), (16465, 52864), (16520, 52688), (16576, 52510), (17464, 49840), (18880, 46102), (19936, 43660), (20720, 42008), (21004, 41440), (21830, 39872), (23051, 37760), (23680, 36757), (24920, 34928), (26255, 33152), (26344, 33040), (26432, 32930), (28480, 30562)]