255379950

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:312

約数の個数: 288

約数和(自身を含む): 877443840

約数和(自身を除く): 622063890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 19, 21, 25, 30, 34, 35, 38, 42, 45, 50, 51, 57, 63, 70, 75, 85, 90, 95, 102, 105, 114, 119, 126, 133, 150, 153, 170, 171, 175, 190, 210, 225, 238, 251, 255, 266, 285, 306, 315, 323, 342, 350, 357, 399, 425, 450, 475, 502, 510, 525, 570, 595, 630, 646, 665, 714, 753, 765, 798, 850, 855, 950, 969, 1050, 1071, 1190, 1197, 1255, 1275, 1330, 1425, 1506, 1530, 1575, 1615, 1710, 1757, 1785, 1938, 1995, 2142, 2259, 2261, 2394, 2510, 2550, 2850, 2907, 2975, 3150, 3230, 3325, 3514, 3570, 3765, 3825, 3990, 4267, 4275, 4518, 4522, 4769, 4845, 5271, 5355, 5814, 5950, 5985, 6275, 6650, 6783, 7530, 7650, 8075, 8534, 8550, 8785, 8925, 9538, 9690, 9975, 10542, 10710, 11295, 11305, 11970, 12550, 12801, 13566, 14307, 14535, 15813, 16150, 17570, 17850, 18825, 19950, 20349, 21335, 22590, 22610, 23845, 24225, 25602, 26355, 26775, 28614, 29070, 29869, 29925, 31626, 33383, 33915, 37650, 38403, 40698, 42670, 42921, 43925, 47690, 48450, 52710, 53550, 56475, 56525, 59738, 59850, 64005, 66766, 67830, 71535, 72675, 76806, 79065, 81073, 85842, 87850, 89607, 100149, 101745, 106675, 112950, 113050, 119225, 128010, 131775, 143070, 145350, 149345, 158130, 162146, 166915, 169575, 179214, 192015, 200298, 203490, 213350, 214605, 238450, 243219, 263550, 268821, 298690, 300447, 320025, 333830, 339150, 357675, 384030, 395325, 405365, 429210, 448035, 486438, 500745, 508725, 537642, 567511, 600894, 640050, 715350, 729657, 746725, 790650, 810730, 834575, 896070, 960075, 1001490, 1017450, 1073025, 1135022, 1216095, 1344105, 1459314, 1493450, 1502235, 1669150, 1702533, 1920150, 2026825, 2146050, 2240175, 2432190, 2503725, 2688210, 2837555, 3004470, 3405066, 3648285, 4053650, 4480350, 5007450, 5107599, 5675110, 6080475, 6720525, 7296570, 7511175, 8512665, 10215198, 12160950, 13441050, 14187775, 15022350, 17025330, 18241425, 25537995, 28375550, 36482850, 42563325, 51075990, 85126650, 127689975, 255379950]

約数ペア:

[(1, 255379950), (2, 127689975), (3, 85126650), (5, 51075990), (6, 42563325), (7, 36482850), (9, 28375550), (10, 25537995), (14, 18241425), (15, 17025330), (17, 15022350), (18, 14187775), (19, 13441050), (21, 12160950), (25, 10215198), (30, 8512665), (34, 7511175), (35, 7296570), (38, 6720525), (42, 6080475), (45, 5675110), (50, 5107599), (51, 5007450), (57, 4480350), (63, 4053650), (70, 3648285), (75, 3405066), (85, 3004470), (90, 2837555), (95, 2688210), (102, 2503725), (105, 2432190), (114, 2240175), (119, 2146050), (126, 2026825), (133, 1920150), (150, 1702533), (153, 1669150), (170, 1502235), (171, 1493450), (175, 1459314), (190, 1344105), (210, 1216095), (225, 1135022), (238, 1073025), (251, 1017450), (255, 1001490), (266, 960075), (285, 896070), (306, 834575), (315, 810730), (323, 790650), (342, 746725), (350, 729657), (357, 715350), (399, 640050), (425, 600894), (450, 567511), (475, 537642), (502, 508725), (510, 500745), (525, 486438), (570, 448035), (595, 429210), (630, 405365), (646, 395325), (665, 384030), (714, 357675), (753, 339150), (765, 333830), (798, 320025), (850, 300447), (855, 298690), (950, 268821), (969, 263550), (1050, 243219), (1071, 238450), (1190, 214605), (1197, 213350), (1255, 203490), (1275, 200298), (1330, 192015), (1425, 179214), (1506, 169575), (1530, 166915), (1575, 162146), (1615, 158130), (1710, 149345), (1757, 145350), (1785, 143070), (1938, 131775), (1995, 128010), (2142, 119225), (2259, 113050), (2261, 112950), (2394, 106675), (2510, 101745), (2550, 100149), (2850, 89607), (2907, 87850), (2975, 85842), (3150, 81073), (3230, 79065), (3325, 76806), (3514, 72675), (3570, 71535), (3765, 67830), (3825, 66766), (3990, 64005), (4267, 59850), (4275, 59738), (4518, 56525), (4522, 56475), (4769, 53550), (4845, 52710), (5271, 48450), (5355, 47690), (5814, 43925), (5950, 42921), (5985, 42670), (6275, 40698), (6650, 38403), (6783, 37650), (7530, 33915), (7650, 33383), (8075, 31626), (8534, 29925), (8550, 29869), (8785, 29070), (8925, 28614), (9538, 26775), (9690, 26355), (9975, 25602), (10542, 24225), (10710, 23845), (11295, 22610), (11305, 22590), (11970, 21335), (12550, 20349), (12801, 19950), (13566, 18825), (14307, 17850), (14535, 17570), (15813, 16150)]