1265971840

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 256

約数和(自身を含む): 3623040000

約数和(自身を除く): 2357068160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 79, 80, 98, 112, 128, 140, 146, 158, 160, 196, 224, 245, 280, 292, 316, 320, 343, 365, 392, 395, 448, 490, 511, 553, 560, 584, 632, 640, 686, 730, 784, 790, 896, 980, 1022, 1106, 1120, 1168, 1264, 1372, 1460, 1568, 1580, 1715, 1960, 2044, 2212, 2240, 2336, 2528, 2555, 2744, 2765, 2920, 3136, 3160, 3430, 3577, 3871, 3920, 4088, 4424, 4480, 4672, 5056, 5110, 5488, 5530, 5767, 5840, 6272, 6320, 6860, 7154, 7742, 7840, 8176, 8848, 9344, 10112, 10220, 10976, 11060, 11534, 11680, 12640, 13720, 14308, 15484, 15680, 16352, 17696, 17885, 19355, 20440, 21952, 22120, 23068, 23360, 25039, 25280, 27097, 27440, 28616, 28835, 30968, 31360, 32704, 35392, 35770, 38710, 40369, 40880, 43904, 44240, 46136, 46720, 50078, 50560, 54194, 54880, 57232, 57670, 61936, 65408, 70784, 71540, 77420, 80738, 81760, 88480, 92272, 100156, 108388, 109760, 114464, 115340, 123872, 125195, 135485, 143080, 154840, 161476, 163520, 176960, 184544, 200312, 201845, 216776, 219520, 228928, 230680, 247744, 250390, 270970, 282583, 286160, 309680, 322952, 327040, 353920, 369088, 400624, 403690, 433552, 457856, 461360, 495488, 500780, 541940, 565166, 572320, 619360, 645904, 738176, 801248, 807380, 867104, 922720, 1001560, 1083880, 1130332, 1144640, 1238720, 1291808, 1412915, 1602496, 1614760, 1734208, 1845440, 1978081, 2003120, 2167760, 2260664, 2289280, 2477440, 2583616, 2825830, 3204992, 3229520, 3468416, 3690880, 3956162, 4006240, 4335520, 4521328, 5167232, 5651660, 6459040, 7912324, 8012480, 8671040, 9042656, 9890405, 11303320, 12918080, 15824648, 16024960, 17342080, 18085312, 19780810, 22606640, 25836160, 31649296, 36170624, 39561620, 45213280, 63298592, 79123240, 90426560, 126597184, 158246480, 180853120, 253194368, 316492960, 632985920, 1265971840]

約数ペア:

[(1, 1265971840), (2, 632985920), (4, 316492960), (5, 253194368), (7, 180853120), (8, 158246480), (10, 126597184), (14, 90426560), (16, 79123240), (20, 63298592), (28, 45213280), (32, 39561620), (35, 36170624), (40, 31649296), (49, 25836160), (56, 22606640), (64, 19780810), (70, 18085312), (73, 17342080), (79, 16024960), (80, 15824648), (98, 12918080), (112, 11303320), (128, 9890405), (140, 9042656), (146, 8671040), (158, 8012480), (160, 7912324), (196, 6459040), (224, 5651660), (245, 5167232), (280, 4521328), (292, 4335520), (316, 4006240), (320, 3956162), (343, 3690880), (365, 3468416), (392, 3229520), (395, 3204992), (448, 2825830), (490, 2583616), (511, 2477440), (553, 2289280), (560, 2260664), (584, 2167760), (632, 2003120), (640, 1978081), (686, 1845440), (730, 1734208), (784, 1614760), (790, 1602496), (896, 1412915), (980, 1291808), (1022, 1238720), (1106, 1144640), (1120, 1130332), (1168, 1083880), (1264, 1001560), (1372, 922720), (1460, 867104), (1568, 807380), (1580, 801248), (1715, 738176), (1960, 645904), (2044, 619360), (2212, 572320), (2240, 565166), (2336, 541940), (2528, 500780), (2555, 495488), (2744, 461360), (2765, 457856), (2920, 433552), (3136, 403690), (3160, 400624), (3430, 369088), (3577, 353920), (3871, 327040), (3920, 322952), (4088, 309680), (4424, 286160), (4480, 282583), (4672, 270970), (5056, 250390), (5110, 247744), (5488, 230680), (5530, 228928), (5767, 219520), (5840, 216776), (6272, 201845), (6320, 200312), (6860, 184544), (7154, 176960), (7742, 163520), (7840, 161476), (8176, 154840), (8848, 143080), (9344, 135485), (10112, 125195), (10220, 123872), (10976, 115340), (11060, 114464), (11534, 109760), (11680, 108388), (12640, 100156), (13720, 92272), (14308, 88480), (15484, 81760), (15680, 80738), (16352, 77420), (17696, 71540), (17885, 70784), (19355, 65408), (20440, 61936), (21952, 57670), (22120, 57232), (23068, 54880), (23360, 54194), (25039, 50560), (25280, 50078), (27097, 46720), (27440, 46136), (28616, 44240), (28835, 43904), (30968, 40880), (31360, 40369), (32704, 38710), (35392, 35770)]