1997344960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:571

約数の個数: 224

約数和(自身を含む): 5524146432

約数和(自身を除く): 3526801472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 61, 64, 65, 68, 80, 85, 104, 122, 130, 136, 160, 170, 208, 221, 244, 260, 272, 305, 320, 340, 416, 442, 463, 488, 520, 544, 610, 680, 793, 832, 884, 926, 976, 1037, 1040, 1088, 1105, 1220, 1360, 1586, 1768, 1852, 1952, 2074, 2080, 2210, 2315, 2440, 2720, 3172, 3536, 3704, 3904, 3965, 4148, 4160, 4420, 4630, 4880, 5185, 5440, 6019, 6344, 7072, 7408, 7871, 7930, 8296, 8840, 9260, 9760, 10370, 12038, 12688, 13481, 14144, 14816, 15742, 15860, 16592, 17680, 18520, 19520, 20740, 24076, 25376, 26962, 28243, 29632, 30095, 31484, 31720, 33184, 35360, 37040, 39355, 41480, 48152, 50752, 53924, 56486, 60190, 62968, 63440, 66368, 67405, 70720, 74080, 78710, 82960, 96304, 102323, 107848, 112972, 120380, 125936, 126880, 134810, 141215, 148160, 157420, 165920, 192608, 204646, 215696, 225944, 240760, 251872, 253760, 269620, 282430, 314840, 331840, 367159, 385216, 409292, 431392, 451888, 480131, 481520, 503744, 511615, 539240, 564860, 629680, 734318, 818584, 862784, 903776, 960262, 963040, 1023230, 1078480, 1129720, 1259360, 1468636, 1637168, 1807552, 1835795, 1920524, 1926080, 2046460, 2156960, 2259440, 2400655, 2518720, 2937272, 3274336, 3671590, 3841048, 4092920, 4313920, 4518880, 4801310, 5874544, 6241703, 6548672, 7343180, 7682096, 8185840, 9037760, 9602620, 11749088, 12483406, 14686360, 15364192, 16371680, 19205240, 23498176, 24966812, 29372720, 30728384, 31208515, 32743360, 38410480, 49933624, 58745440, 62417030, 76820960, 99867248, 117490880, 124834060, 153641920, 199734496, 249668120, 399468992, 499336240, 998672480, 1997344960]

約数ペア:

[(1, 1997344960), (2, 998672480), (4, 499336240), (5, 399468992), (8, 249668120), (10, 199734496), (13, 153641920), (16, 124834060), (17, 117490880), (20, 99867248), (26, 76820960), (32, 62417030), (34, 58745440), (40, 49933624), (52, 38410480), (61, 32743360), (64, 31208515), (65, 30728384), (68, 29372720), (80, 24966812), (85, 23498176), (104, 19205240), (122, 16371680), (130, 15364192), (136, 14686360), (160, 12483406), (170, 11749088), (208, 9602620), (221, 9037760), (244, 8185840), (260, 7682096), (272, 7343180), (305, 6548672), (320, 6241703), (340, 5874544), (416, 4801310), (442, 4518880), (463, 4313920), (488, 4092920), (520, 3841048), (544, 3671590), (610, 3274336), (680, 2937272), (793, 2518720), (832, 2400655), (884, 2259440), (926, 2156960), (976, 2046460), (1037, 1926080), (1040, 1920524), (1088, 1835795), (1105, 1807552), (1220, 1637168), (1360, 1468636), (1586, 1259360), (1768, 1129720), (1852, 1078480), (1952, 1023230), (2074, 963040), (2080, 960262), (2210, 903776), (2315, 862784), (2440, 818584), (2720, 734318), (3172, 629680), (3536, 564860), (3704, 539240), (3904, 511615), (3965, 503744), (4148, 481520), (4160, 480131), (4420, 451888), (4630, 431392), (4880, 409292), (5185, 385216), (5440, 367159), (6019, 331840), (6344, 314840), (7072, 282430), (7408, 269620), (7871, 253760), (7930, 251872), (8296, 240760), (8840, 225944), (9260, 215696), (9760, 204646), (10370, 192608), (12038, 165920), (12688, 157420), (13481, 148160), (14144, 141215), (14816, 134810), (15742, 126880), (15860, 125936), (16592, 120380), (17680, 112972), (18520, 107848), (19520, 102323), (20740, 96304), (24076, 82960), (25376, 78710), (26962, 74080), (28243, 70720), (29632, 67405), (30095, 66368), (31484, 63440), (31720, 62968), (33184, 60190), (35360, 56486), (37040, 53924), (39355, 50752), (41480, 48152)]