31521000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 256

約数和(自身を含む): 119808000

約数和(自身を除く): 88287000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 50, 56, 57, 60, 70, 75, 76, 79, 84, 95, 100, 105, 114, 120, 125, 133, 140, 150, 152, 158, 168, 175, 190, 200, 210, 228, 237, 250, 266, 280, 285, 300, 316, 350, 375, 380, 395, 399, 420, 456, 474, 475, 500, 525, 532, 553, 570, 600, 632, 665, 700, 750, 760, 790, 798, 840, 875, 948, 950, 1000, 1050, 1064, 1106, 1140, 1185, 1330, 1400, 1425, 1500, 1501, 1580, 1596, 1659, 1750, 1896, 1900, 1975, 1995, 2100, 2212, 2280, 2370, 2375, 2625, 2660, 2765, 2850, 3000, 3002, 3160, 3192, 3318, 3325, 3500, 3800, 3950, 3990, 4200, 4424, 4503, 4740, 4750, 5250, 5320, 5530, 5700, 5925, 6004, 6636, 6650, 7000, 7125, 7505, 7900, 7980, 8295, 9006, 9480, 9500, 9875, 9975, 10500, 10507, 11060, 11400, 11850, 12008, 13272, 13300, 13825, 14250, 15010, 15800, 15960, 16590, 16625, 18012, 19000, 19750, 19950, 21000, 21014, 22120, 22515, 23700, 26600, 27650, 28500, 29625, 30020, 31521, 33180, 33250, 36024, 37525, 39500, 39900, 41475, 42028, 45030, 47400, 49875, 52535, 55300, 57000, 59250, 60040, 63042, 66360, 66500, 69125, 75050, 79000, 79800, 82950, 84056, 90060, 99750, 105070, 110600, 112575, 118500, 126084, 133000, 138250, 150100, 157605, 165900, 180120, 187625, 199500, 207375, 210140, 225150, 237000, 252168, 262675, 276500, 300200, 315210, 331800, 375250, 399000, 414750, 420280, 450300, 525350, 553000, 562875, 630420, 750500, 788025, 829500, 900600, 1050700, 1125750, 1260840, 1313375, 1501000, 1576050, 1659000, 2101400, 2251500, 2626750, 3152100, 3940125, 4503000, 5253500, 6304200, 7880250, 10507000, 15760500, 31521000]

約数ペア:

[(1, 31521000), (2, 15760500), (3, 10507000), (4, 7880250), (5, 6304200), (6, 5253500), (7, 4503000), (8, 3940125), (10, 3152100), (12, 2626750), (14, 2251500), (15, 2101400), (19, 1659000), (20, 1576050), (21, 1501000), (24, 1313375), (25, 1260840), (28, 1125750), (30, 1050700), (35, 900600), (38, 829500), (40, 788025), (42, 750500), (50, 630420), (56, 562875), (57, 553000), (60, 525350), (70, 450300), (75, 420280), (76, 414750), (79, 399000), (84, 375250), (95, 331800), (100, 315210), (105, 300200), (114, 276500), (120, 262675), (125, 252168), (133, 237000), (140, 225150), (150, 210140), (152, 207375), (158, 199500), (168, 187625), (175, 180120), (190, 165900), (200, 157605), (210, 150100), (228, 138250), (237, 133000), (250, 126084), (266, 118500), (280, 112575), (285, 110600), (300, 105070), (316, 99750), (350, 90060), (375, 84056), (380, 82950), (395, 79800), (399, 79000), (420, 75050), (456, 69125), (474, 66500), (475, 66360), (500, 63042), (525, 60040), (532, 59250), (553, 57000), (570, 55300), (600, 52535), (632, 49875), (665, 47400), (700, 45030), (750, 42028), (760, 41475), (790, 39900), (798, 39500), (840, 37525), (875, 36024), (948, 33250), (950, 33180), (1000, 31521), (1050, 30020), (1064, 29625), (1106, 28500), (1140, 27650), (1185, 26600), (1330, 23700), (1400, 22515), (1425, 22120), (1500, 21014), (1501, 21000), (1580, 19950), (1596, 19750), (1659, 19000), (1750, 18012), (1896, 16625), (1900, 16590), (1975, 15960), (1995, 15800), (2100, 15010), (2212, 14250), (2280, 13825), (2370, 13300), (2375, 13272), (2625, 12008), (2660, 11850), (2765, 11400), (2850, 11060), (3000, 10507), (3002, 10500), (3160, 9975), (3192, 9875), (3318, 9500), (3325, 9480), (3500, 9006), (3800, 8295), (3950, 7980), (3990, 7900), (4200, 7505), (4424, 7125), (4503, 7000), (4740, 6650), (4750, 6636), (5250, 6004), (5320, 5925), (5530, 5700)]