1421118720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{17623}}^1$

素因数の和:17657

約数の個数: 216

約数和(自身を含む): 5619659136

約数和(自身を除く): 4198540416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 17623, 20160, 26880, 35246, 40320, 52869, 70492, 80640, 88115, 105738, 123361, 140984, 158607, 176230, 211476, 246722, 264345, 281968, 317214, 352460, 370083, 422952, 493444, 528690, 563936, 616805, 634428, 704920, 740166, 793035, 845904, 986888, 1057380, 1110249, 1127872, 1233610, 1268856, 1409840, 1480332, 1586070, 1691808, 1850415, 1973776, 2114760, 2220498, 2255744, 2467220, 2537712, 2819680, 2960664, 3172140, 3383616, 3700830, 3947552, 4229520, 4440996, 4511488, 4934440, 5075424, 5551245, 5639360, 5921328, 6344280, 6767232, 7401660, 7895104, 8459040, 8881992, 9868880, 10150848, 11102490, 11278720, 11842656, 12688560, 13534464, 14803320, 15790208, 16918080, 17763984, 19737760, 20301696, 22204980, 22557440, 23685312, 25377120, 29606640, 31580416, 33836160, 35527968, 39475520, 40603392, 44409960, 47370624, 50754240, 59213280, 67672320, 71055936, 78951040, 88819920, 94741248, 101508480, 118426560, 142111872, 157902080, 177639840, 203016960, 236853120, 284223744, 355279680, 473706240, 710559360, 1421118720]

約数ペア:

[(1, 1421118720), (2, 710559360), (3, 473706240), (4, 355279680), (5, 284223744), (6, 236853120), (7, 203016960), (8, 177639840), (9, 157902080), (10, 142111872), (12, 118426560), (14, 101508480), (15, 94741248), (16, 88819920), (18, 78951040), (20, 71055936), (21, 67672320), (24, 59213280), (28, 50754240), (30, 47370624), (32, 44409960), (35, 40603392), (36, 39475520), (40, 35527968), (42, 33836160), (45, 31580416), (48, 29606640), (56, 25377120), (60, 23685312), (63, 22557440), (64, 22204980), (70, 20301696), (72, 19737760), (80, 17763984), (84, 16918080), (90, 15790208), (96, 14803320), (105, 13534464), (112, 12688560), (120, 11842656), (126, 11278720), (128, 11102490), (140, 10150848), (144, 9868880), (160, 8881992), (168, 8459040), (180, 7895104), (192, 7401660), (210, 6767232), (224, 6344280), (240, 5921328), (252, 5639360), (256, 5551245), (280, 5075424), (288, 4934440), (315, 4511488), (320, 4440996), (336, 4229520), (360, 3947552), (384, 3700830), (420, 3383616), (448, 3172140), (480, 2960664), (504, 2819680), (560, 2537712), (576, 2467220), (630, 2255744), (640, 2220498), (672, 2114760), (720, 1973776), (768, 1850415), (840, 1691808), (896, 1586070), (960, 1480332), (1008, 1409840), (1120, 1268856), (1152, 1233610), (1260, 1127872), (1280, 1110249), (1344, 1057380), (1440, 986888), (1680, 845904), (1792, 793035), (1920, 740166), (2016, 704920), (2240, 634428), (2304, 616805), (2520, 563936), (2688, 528690), (2880, 493444), (3360, 422952), (3840, 370083), (4032, 352460), (4480, 317214), (5040, 281968), (5376, 264345), (5760, 246722), (6720, 211476), (8064, 176230), (8960, 158607), (10080, 140984), (11520, 123361), (13440, 105738), (16128, 88115), (17623, 80640), (20160, 70492), (26880, 52869), (35246, 40320)]