397200000

素因数分解:

$2^7\times 3^1\times 5^5\times {\mathrm{331}}^1$

素因数の和:373

約数の個数: 192

約数和(自身を含む): 1322727840

約数和(自身を除く): 925527840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 300, 320, 331, 375, 384, 400, 480, 500, 600, 625, 640, 662, 750, 800, 960, 993, 1000, 1200, 1250, 1324, 1500, 1600, 1655, 1875, 1920, 1986, 2000, 2400, 2500, 2648, 3000, 3125, 3200, 3310, 3750, 3972, 4000, 4800, 4965, 5000, 5296, 6000, 6250, 6620, 7500, 7944, 8000, 8275, 9375, 9600, 9930, 10000, 10592, 12000, 12500, 13240, 15000, 15888, 16000, 16550, 18750, 19860, 20000, 21184, 24000, 24825, 25000, 26480, 30000, 31776, 33100, 37500, 39720, 40000, 41375, 42368, 48000, 49650, 50000, 52960, 60000, 63552, 66200, 75000, 79440, 80000, 82750, 99300, 100000, 105920, 120000, 124125, 127104, 132400, 150000, 158880, 165500, 198600, 200000, 206875, 211840, 240000, 248250, 264800, 300000, 317760, 331000, 397200, 400000, 413750, 496500, 529600, 600000, 620625, 635520, 662000, 794400, 827500, 993000, 1034375, 1059200, 1200000, 1241250, 1324000, 1588800, 1655000, 1986000, 2068750, 2482500, 2648000, 3103125, 3177600, 3310000, 3972000, 4137500, 4965000, 5296000, 6206250, 6620000, 7944000, 8275000, 9930000, 12412500, 13240000, 15888000, 16550000, 19860000, 24825000, 26480000, 33100000, 39720000, 49650000, 66200000, 79440000, 99300000, 132400000, 198600000, 397200000]

約数ペア:

[(1, 397200000), (2, 198600000), (3, 132400000), (4, 99300000), (5, 79440000), (6, 66200000), (8, 49650000), (10, 39720000), (12, 33100000), (15, 26480000), (16, 24825000), (20, 19860000), (24, 16550000), (25, 15888000), (30, 13240000), (32, 12412500), (40, 9930000), (48, 8275000), (50, 7944000), (60, 6620000), (64, 6206250), (75, 5296000), (80, 4965000), (96, 4137500), (100, 3972000), (120, 3310000), (125, 3177600), (128, 3103125), (150, 2648000), (160, 2482500), (192, 2068750), (200, 1986000), (240, 1655000), (250, 1588800), (300, 1324000), (320, 1241250), (331, 1200000), (375, 1059200), (384, 1034375), (400, 993000), (480, 827500), (500, 794400), (600, 662000), (625, 635520), (640, 620625), (662, 600000), (750, 529600), (800, 496500), (960, 413750), (993, 400000), (1000, 397200), (1200, 331000), (1250, 317760), (1324, 300000), (1500, 264800), (1600, 248250), (1655, 240000), (1875, 211840), (1920, 206875), (1986, 200000), (2000, 198600), (2400, 165500), (2500, 158880), (2648, 150000), (3000, 132400), (3125, 127104), (3200, 124125), (3310, 120000), (3750, 105920), (3972, 100000), (4000, 99300), (4800, 82750), (4965, 80000), (5000, 79440), (5296, 75000), (6000, 66200), (6250, 63552), (6620, 60000), (7500, 52960), (7944, 50000), (8000, 49650), (8275, 48000), (9375, 42368), (9600, 41375), (9930, 40000), (10000, 39720), (10592, 37500), (12000, 33100), (12500, 31776), (13240, 30000), (15000, 26480), (15888, 25000), (16000, 24825), (16550, 24000), (18750, 21184), (19860, 20000)]