2078779920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{3761}}^1$

素因数の和:3838

約数の個数: 240

約数和(自身を含む): 7657867008

約数和(自身を除く): 5579087088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 49, 56, 60, 70, 80, 84, 94, 98, 105, 112, 120, 140, 141, 147, 168, 188, 196, 210, 235, 240, 245, 280, 282, 294, 329, 336, 376, 392, 420, 470, 490, 560, 564, 588, 658, 705, 735, 752, 784, 840, 940, 980, 987, 1128, 1176, 1316, 1410, 1470, 1645, 1680, 1880, 1960, 1974, 2256, 2303, 2352, 2632, 2820, 2940, 3290, 3760, 3761, 3920, 3948, 4606, 4935, 5264, 5640, 5880, 6580, 6909, 7522, 7896, 9212, 9870, 11280, 11283, 11515, 11760, 13160, 13818, 15044, 15792, 18424, 18805, 19740, 22566, 23030, 26320, 26327, 27636, 30088, 34545, 36848, 37610, 39480, 45132, 46060, 52654, 55272, 56415, 60176, 69090, 75220, 78960, 78981, 90264, 92120, 105308, 110544, 112830, 131635, 138180, 150440, 157962, 176767, 180528, 184240, 184289, 210616, 225660, 263270, 276360, 300880, 315924, 353534, 368578, 394905, 421232, 451320, 526540, 530301, 552720, 552867, 631848, 707068, 737156, 789810, 883835, 902640, 921445, 1053080, 1060602, 1105734, 1237369, 1263696, 1414136, 1474312, 1579620, 1767670, 1842890, 2106160, 2121204, 2211468, 2474738, 2651505, 2764335, 2828272, 2948624, 3159240, 3535340, 3685780, 3712107, 4242408, 4422936, 4949476, 5303010, 5528670, 6186845, 6318480, 7070680, 7371560, 7424214, 8484816, 8661583, 8845872, 9898952, 10606020, 11057340, 12373690, 14141360, 14743120, 14848428, 17323166, 18560535, 19797904, 21212040, 22114680, 24747380, 25984749, 29696856, 34646332, 37121070, 42424080, 43307915, 44229360, 49494760, 51969498, 59393712, 69292664, 74242140, 86615830, 98989520, 103938996, 129923745, 138585328, 148484280, 173231660, 207877992, 259847490, 296968560, 346463320, 415755984, 519694980, 692926640, 1039389960, 2078779920]

約数ペア:

[(1, 2078779920), (2, 1039389960), (3, 692926640), (4, 519694980), (5, 415755984), (6, 346463320), (7, 296968560), (8, 259847490), (10, 207877992), (12, 173231660), (14, 148484280), (15, 138585328), (16, 129923745), (20, 103938996), (21, 98989520), (24, 86615830), (28, 74242140), (30, 69292664), (35, 59393712), (40, 51969498), (42, 49494760), (47, 44229360), (48, 43307915), (49, 42424080), (56, 37121070), (60, 34646332), (70, 29696856), (80, 25984749), (84, 24747380), (94, 22114680), (98, 21212040), (105, 19797904), (112, 18560535), (120, 17323166), (140, 14848428), (141, 14743120), (147, 14141360), (168, 12373690), (188, 11057340), (196, 10606020), (210, 9898952), (235, 8845872), (240, 8661583), (245, 8484816), (280, 7424214), (282, 7371560), (294, 7070680), (329, 6318480), (336, 6186845), (376, 5528670), (392, 5303010), (420, 4949476), (470, 4422936), (490, 4242408), (560, 3712107), (564, 3685780), (588, 3535340), (658, 3159240), (705, 2948624), (735, 2828272), (752, 2764335), (784, 2651505), (840, 2474738), (940, 2211468), (980, 2121204), (987, 2106160), (1128, 1842890), (1176, 1767670), (1316, 1579620), (1410, 1474312), (1470, 1414136), (1645, 1263696), (1680, 1237369), (1880, 1105734), (1960, 1060602), (1974, 1053080), (2256, 921445), (2303, 902640), (2352, 883835), (2632, 789810), (2820, 737156), (2940, 707068), (3290, 631848), (3760, 552867), (3761, 552720), (3920, 530301), (3948, 526540), (4606, 451320), (4935, 421232), (5264, 394905), (5640, 368578), (5880, 353534), (6580, 315924), (6909, 300880), (7522, 276360), (7896, 263270), (9212, 225660), (9870, 210616), (11280, 184289), (11283, 184240), (11515, 180528), (11760, 176767), (13160, 157962), (13818, 150440), (15044, 138180), (15792, 131635), (18424, 112830), (18805, 110544), (19740, 105308), (22566, 92120), (23030, 90264), (26320, 78981), (26327, 78960), (27636, 75220), (30088, 69090), (34545, 60176), (36848, 56415), (37610, 55272), (39480, 52654), (45132, 46060)]