21390201900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{416963}}^1$

素因数の和:417005

約数の個数: 144

約数和(自身を含む): 72384950400

約数和(自身を除く): 50994748500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 90, 95, 100, 108, 114, 135, 150, 171, 180, 190, 225, 228, 270, 285, 300, 342, 380, 450, 475, 513, 540, 570, 675, 684, 855, 900, 950, 1026, 1140, 1350, 1425, 1710, 1900, 2052, 2565, 2700, 2850, 3420, 4275, 5130, 5700, 8550, 10260, 12825, 17100, 25650, 51300, 416963, 833926, 1250889, 1667852, 2084815, 2501778, 3752667, 4169630, 5003556, 6254445, 7505334, 7922297, 8339260, 10424075, 11258001, 12508890, 15010668, 15844594, 18763335, 20848150, 22516002, 23766891, 25017780, 31272225, 31689188, 37526670, 39611485, 41696300, 45032004, 47533782, 56290005, 62544450, 71300673, 75053340, 79222970, 93816675, 95067564, 112580010, 118834455, 125088900, 142601346, 158445940, 187633350, 198057425, 213902019, 225160020, 237668910, 281450025, 285202692, 356503365, 375266700, 396114850, 427804038, 475337820, 562900050, 594172275, 713006730, 792229700, 855608076, 1069510095, 1125800100, 1188344550, 1426013460, 1782516825, 2139020190, 2376689100, 3565033650, 4278040380, 5347550475, 7130067300, 10695100950, 21390201900]

約数ペア:

[(1, 21390201900), (2, 10695100950), (3, 7130067300), (4, 5347550475), (5, 4278040380), (6, 3565033650), (9, 2376689100), (10, 2139020190), (12, 1782516825), (15, 1426013460), (18, 1188344550), (19, 1125800100), (20, 1069510095), (25, 855608076), (27, 792229700), (30, 713006730), (36, 594172275), (38, 562900050), (45, 475337820), (50, 427804038), (54, 396114850), (57, 375266700), (60, 356503365), (75, 285202692), (76, 281450025), (90, 237668910), (95, 225160020), (100, 213902019), (108, 198057425), (114, 187633350), (135, 158445940), (150, 142601346), (171, 125088900), (180, 118834455), (190, 112580010), (225, 95067564), (228, 93816675), (270, 79222970), (285, 75053340), (300, 71300673), (342, 62544450), (380, 56290005), (450, 47533782), (475, 45032004), (513, 41696300), (540, 39611485), (570, 37526670), (675, 31689188), (684, 31272225), (855, 25017780), (900, 23766891), (950, 22516002), (1026, 20848150), (1140, 18763335), (1350, 15844594), (1425, 15010668), (1710, 12508890), (1900, 11258001), (2052, 10424075), (2565, 8339260), (2700, 7922297), (2850, 7505334), (3420, 6254445), (4275, 5003556), (5130, 4169630), (5700, 3752667), (8550, 2501778), (10260, 2084815), (12825, 1667852), (17100, 1250889), (25650, 833926), (51300, 416963)]