28578000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{433}}^1$

素因数の和:470

約数の個数: 160

約数和(自身を含む): 100743552

約数和(自身を除く): 72165552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 125, 132, 150, 165, 176, 200, 220, 240, 250, 264, 275, 300, 330, 375, 400, 433, 440, 500, 528, 550, 600, 660, 750, 825, 866, 880, 1000, 1100, 1200, 1299, 1320, 1375, 1500, 1650, 1732, 2000, 2165, 2200, 2598, 2640, 2750, 3000, 3300, 3464, 4125, 4330, 4400, 4763, 5196, 5500, 6000, 6495, 6600, 6928, 8250, 8660, 9526, 10392, 10825, 11000, 12990, 13200, 14289, 16500, 17320, 19052, 20784, 21650, 22000, 23815, 25980, 28578, 32475, 33000, 34640, 38104, 43300, 47630, 51960, 54125, 57156, 64950, 66000, 71445, 76208, 86600, 95260, 103920, 108250, 114312, 119075, 129900, 142890, 162375, 173200, 190520, 216500, 228624, 238150, 259800, 285780, 324750, 357225, 381040, 433000, 476300, 519600, 571560, 595375, 649500, 714450, 866000, 952600, 1143120, 1190750, 1299000, 1428900, 1786125, 1905200, 2381500, 2598000, 2857800, 3572250, 4763000, 5715600, 7144500, 9526000, 14289000, 28578000]

約数ペア:

[(1, 28578000), (2, 14289000), (3, 9526000), (4, 7144500), (5, 5715600), (6, 4763000), (8, 3572250), (10, 2857800), (11, 2598000), (12, 2381500), (15, 1905200), (16, 1786125), (20, 1428900), (22, 1299000), (24, 1190750), (25, 1143120), (30, 952600), (33, 866000), (40, 714450), (44, 649500), (48, 595375), (50, 571560), (55, 519600), (60, 476300), (66, 433000), (75, 381040), (80, 357225), (88, 324750), (100, 285780), (110, 259800), (120, 238150), (125, 228624), (132, 216500), (150, 190520), (165, 173200), (176, 162375), (200, 142890), (220, 129900), (240, 119075), (250, 114312), (264, 108250), (275, 103920), (300, 95260), (330, 86600), (375, 76208), (400, 71445), (433, 66000), (440, 64950), (500, 57156), (528, 54125), (550, 51960), (600, 47630), (660, 43300), (750, 38104), (825, 34640), (866, 33000), (880, 32475), (1000, 28578), (1100, 25980), (1200, 23815), (1299, 22000), (1320, 21650), (1375, 20784), (1500, 19052), (1650, 17320), (1732, 16500), (2000, 14289), (2165, 13200), (2200, 12990), (2598, 11000), (2640, 10825), (2750, 10392), (3000, 9526), (3300, 8660), (3464, 8250), (4125, 6928), (4330, 6600), (4400, 6495), (4763, 6000), (5196, 5500)]