128305800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:645

約数の個数: 288

約数和(自身を含む): 522288000

約数和(自身を除く): 393982200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 25, 28, 30, 34, 35, 36, 40, 42, 45, 50, 51, 56, 60, 63, 68, 70, 72, 75, 84, 85, 90, 100, 102, 105, 119, 120, 126, 136, 140, 150, 153, 168, 170, 175, 180, 200, 204, 210, 225, 238, 252, 255, 280, 300, 306, 315, 340, 350, 357, 360, 408, 420, 425, 450, 476, 504, 510, 525, 595, 599, 600, 612, 630, 680, 700, 714, 765, 840, 850, 900, 952, 1020, 1050, 1071, 1190, 1198, 1224, 1260, 1275, 1400, 1428, 1530, 1575, 1700, 1785, 1797, 1800, 2040, 2100, 2142, 2380, 2396, 2520, 2550, 2856, 2975, 2995, 3060, 3150, 3400, 3570, 3594, 3825, 4193, 4200, 4284, 4760, 4792, 5100, 5355, 5391, 5950, 5990, 6120, 6300, 7140, 7188, 7650, 8386, 8568, 8925, 8985, 10183, 10200, 10710, 10782, 11900, 11980, 12579, 12600, 14280, 14376, 14975, 15300, 16772, 17850, 17970, 20366, 20965, 21420, 21564, 23800, 23960, 25158, 26775, 26955, 29950, 30549, 30600, 33544, 35700, 35940, 37737, 40732, 41930, 42840, 43128, 44925, 50316, 50915, 53550, 53910, 59900, 61098, 62895, 71281, 71400, 71880, 75474, 81464, 83860, 89850, 91647, 100632, 101830, 104825, 107100, 107820, 119800, 122196, 125790, 134775, 142562, 150948, 152745, 167720, 179700, 183294, 188685, 203660, 209650, 213843, 214200, 215640, 244392, 251580, 254575, 269550, 285124, 301896, 305490, 314475, 356405, 359400, 366588, 377370, 407320, 419300, 427686, 458235, 503160, 509150, 539100, 570248, 610980, 628950, 641529, 712810, 733176, 754740, 763725, 838600, 855372, 916470, 943425, 1018300, 1069215, 1078200, 1221960, 1257900, 1283058, 1425620, 1509480, 1527450, 1710744, 1782025, 1832940, 1886850, 2036600, 2138430, 2291175, 2515800, 2566116, 2851240, 3054900, 3207645, 3564050, 3665880, 3773700, 4276860, 4582350, 5132232, 5346075, 6109800, 6415290, 7128100, 7547400, 8553720, 9164700, 10692150, 12830580, 14256200, 16038225, 18329400, 21384300, 25661160, 32076450, 42768600, 64152900, 128305800]

約数ペア:

[(1, 128305800), (2, 64152900), (3, 42768600), (4, 32076450), (5, 25661160), (6, 21384300), (7, 18329400), (8, 16038225), (9, 14256200), (10, 12830580), (12, 10692150), (14, 9164700), (15, 8553720), (17, 7547400), (18, 7128100), (20, 6415290), (21, 6109800), (24, 5346075), (25, 5132232), (28, 4582350), (30, 4276860), (34, 3773700), (35, 3665880), (36, 3564050), (40, 3207645), (42, 3054900), (45, 2851240), (50, 2566116), (51, 2515800), (56, 2291175), (60, 2138430), (63, 2036600), (68, 1886850), (70, 1832940), (72, 1782025), (75, 1710744), (84, 1527450), (85, 1509480), (90, 1425620), (100, 1283058), (102, 1257900), (105, 1221960), (119, 1078200), (120, 1069215), (126, 1018300), (136, 943425), (140, 916470), (150, 855372), (153, 838600), (168, 763725), (170, 754740), (175, 733176), (180, 712810), (200, 641529), (204, 628950), (210, 610980), (225, 570248), (238, 539100), (252, 509150), (255, 503160), (280, 458235), (300, 427686), (306, 419300), (315, 407320), (340, 377370), (350, 366588), (357, 359400), (360, 356405), (408, 314475), (420, 305490), (425, 301896), (450, 285124), (476, 269550), (504, 254575), (510, 251580), (525, 244392), (595, 215640), (599, 214200), (600, 213843), (612, 209650), (630, 203660), (680, 188685), (700, 183294), (714, 179700), (765, 167720), (840, 152745), (850, 150948), (900, 142562), (952, 134775), (1020, 125790), (1050, 122196), (1071, 119800), (1190, 107820), (1198, 107100), (1224, 104825), (1260, 101830), (1275, 100632), (1400, 91647), (1428, 89850), (1530, 83860), (1575, 81464), (1700, 75474), (1785, 71880), (1797, 71400), (1800, 71281), (2040, 62895), (2100, 61098), (2142, 59900), (2380, 53910), (2396, 53550), (2520, 50915), (2550, 50316), (2856, 44925), (2975, 43128), (2995, 42840), (3060, 41930), (3150, 40732), (3400, 37737), (3570, 35940), (3594, 35700), (3825, 33544), (4193, 30600), (4200, 30549), (4284, 29950), (4760, 26955), (4792, 26775), (5100, 25158), (5355, 23960), (5391, 23800), (5950, 21564), (5990, 21420), (6120, 20965), (6300, 20366), (7140, 17970), (7188, 17850), (7650, 16772), (8386, 15300), (8568, 14975), (8925, 14376), (8985, 14280), (10183, 12600), (10200, 12579), (10710, 11980), (10782, 11900)]