889998720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:413

約数の個数: 256

約数和(自身を含む): 3087564480

約数和(自身を除く): 2197565760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 181, 192, 195, 197, 208, 240, 260, 312, 320, 362, 384, 390, 394, 416, 480, 520, 543, 591, 624, 640, 724, 780, 788, 832, 905, 960, 985, 1040, 1086, 1182, 1248, 1448, 1560, 1576, 1664, 1810, 1920, 1970, 2080, 2172, 2353, 2364, 2496, 2561, 2715, 2896, 2955, 3120, 3152, 3620, 3940, 4160, 4344, 4706, 4728, 4992, 5122, 5430, 5792, 5910, 6240, 6304, 7059, 7240, 7683, 7880, 8320, 8688, 9412, 9456, 10244, 10860, 11584, 11765, 11820, 12480, 12608, 12805, 14118, 14480, 15366, 15760, 17376, 18824, 18912, 20488, 21720, 23168, 23530, 23640, 24960, 25216, 25610, 28236, 28960, 30732, 31520, 34752, 35295, 35657, 37648, 37824, 38415, 40976, 43440, 47060, 47280, 51220, 56472, 57920, 61464, 63040, 69504, 70590, 71314, 75296, 75648, 76830, 81952, 86880, 94120, 94560, 102440, 106971, 112944, 115840, 122928, 126080, 141180, 142628, 150592, 153660, 163904, 173760, 178285, 188240, 189120, 204880, 213942, 225888, 245856, 282360, 285256, 301184, 307320, 327808, 347520, 356570, 376480, 378240, 409760, 427884, 451776, 463541, 491712, 534855, 564720, 570512, 614640, 713140, 752960, 819520, 855768, 903552, 927082, 983424, 1069710, 1129440, 1141024, 1229280, 1390623, 1426280, 1505920, 1639040, 1711536, 1854164, 2139420, 2258880, 2282048, 2317705, 2458560, 2781246, 2852560, 3423072, 3708328, 4278840, 4517760, 4564096, 4635410, 4917120, 5562492, 5705120, 6846144, 6953115, 7416656, 8557680, 9270820, 11124984, 11410240, 13692288, 13906230, 14833312, 17115360, 18541640, 22249968, 22820480, 27812460, 29666624, 34230720, 37083280, 44499936, 55624920, 59333248, 68461440, 74166560, 88999872, 111249840, 148333120, 177999744, 222499680, 296666240, 444999360, 889998720]

約数ペア:

[(1, 889998720), (2, 444999360), (3, 296666240), (4, 222499680), (5, 177999744), (6, 148333120), (8, 111249840), (10, 88999872), (12, 74166560), (13, 68461440), (15, 59333248), (16, 55624920), (20, 44499936), (24, 37083280), (26, 34230720), (30, 29666624), (32, 27812460), (39, 22820480), (40, 22249968), (48, 18541640), (52, 17115360), (60, 14833312), (64, 13906230), (65, 13692288), (78, 11410240), (80, 11124984), (96, 9270820), (104, 8557680), (120, 7416656), (128, 6953115), (130, 6846144), (156, 5705120), (160, 5562492), (181, 4917120), (192, 4635410), (195, 4564096), (197, 4517760), (208, 4278840), (240, 3708328), (260, 3423072), (312, 2852560), (320, 2781246), (362, 2458560), (384, 2317705), (390, 2282048), (394, 2258880), (416, 2139420), (480, 1854164), (520, 1711536), (543, 1639040), (591, 1505920), (624, 1426280), (640, 1390623), (724, 1229280), (780, 1141024), (788, 1129440), (832, 1069710), (905, 983424), (960, 927082), (985, 903552), (1040, 855768), (1086, 819520), (1182, 752960), (1248, 713140), (1448, 614640), (1560, 570512), (1576, 564720), (1664, 534855), (1810, 491712), (1920, 463541), (1970, 451776), (2080, 427884), (2172, 409760), (2353, 378240), (2364, 376480), (2496, 356570), (2561, 347520), (2715, 327808), (2896, 307320), (2955, 301184), (3120, 285256), (3152, 282360), (3620, 245856), (3940, 225888), (4160, 213942), (4344, 204880), (4706, 189120), (4728, 188240), (4992, 178285), (5122, 173760), (5430, 163904), (5792, 153660), (5910, 150592), (6240, 142628), (6304, 141180), (7059, 126080), (7240, 122928), (7683, 115840), (7880, 112944), (8320, 106971), (8688, 102440), (9412, 94560), (9456, 94120), (10244, 86880), (10860, 81952), (11584, 76830), (11765, 75648), (11820, 75296), (12480, 71314), (12608, 70590), (12805, 69504), (14118, 63040), (14480, 61464), (15366, 57920), (15760, 56472), (17376, 51220), (18824, 47280), (18912, 47060), (20488, 43440), (21720, 40976), (23168, 38415), (23530, 37824), (23640, 37648), (24960, 35657), (25216, 35295), (25610, 34752), (28236, 31520), (28960, 30732)]