1285565400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{397}}^1$

素因数の和:683

約数の個数: 288

約数和(自身を含む): 4965798240

約数和(自身を除く): 3680232840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 257, 280, 300, 315, 350, 360, 397, 420, 450, 504, 514, 525, 600, 630, 700, 771, 794, 840, 900, 1028, 1050, 1191, 1260, 1285, 1400, 1542, 1575, 1588, 1799, 1800, 1985, 2056, 2100, 2313, 2382, 2520, 2570, 2779, 3084, 3150, 3176, 3573, 3598, 3855, 3970, 4200, 4626, 4764, 5140, 5397, 5558, 5955, 6168, 6300, 6425, 7146, 7196, 7710, 7940, 8337, 8995, 9252, 9528, 9925, 10280, 10794, 11116, 11565, 11910, 12600, 12850, 13895, 14292, 14392, 15420, 15880, 16191, 16674, 17865, 17990, 18504, 19275, 19850, 21588, 22232, 23130, 23820, 25011, 25700, 26985, 27790, 28584, 29775, 30840, 32382, 33348, 35730, 35980, 38550, 39700, 41685, 43176, 44975, 46260, 47640, 50022, 51400, 53970, 55580, 57825, 59550, 64764, 66696, 69475, 71460, 71960, 77100, 79400, 80955, 83370, 89325, 89950, 92520, 100044, 102029, 107940, 111160, 115650, 119100, 125055, 129528, 134925, 138950, 142920, 154200, 161910, 166740, 178650, 179900, 200088, 204058, 208425, 215880, 231300, 238200, 250110, 269850, 277900, 306087, 323820, 333480, 357300, 359800, 404775, 408116, 416850, 462600, 500220, 510145, 539700, 555800, 612174, 625275, 647640, 714203, 714600, 809550, 816232, 833700, 918261, 1000440, 1020290, 1079400, 1224348, 1250550, 1428406, 1530435, 1619100, 1667400, 1836522, 2040580, 2142609, 2448696, 2501100, 2550725, 2856812, 3060870, 3238200, 3571015, 3673044, 4081160, 4285218, 4591305, 5002200, 5101450, 5713624, 6121740, 6427827, 7142030, 7346088, 7652175, 8570436, 9182610, 10202900, 10713045, 12243480, 12855654, 14284060, 15304350, 17140872, 17855075, 18365220, 20405800, 21426090, 22956525, 25711308, 28568120, 30608700, 32139135, 35710150, 36730440, 42852180, 45913050, 51422616, 53565225, 61217400, 64278270, 71420300, 85704360, 91826100, 107130450, 128556540, 142840600, 160695675, 183652200, 214260900, 257113080, 321391350, 428521800, 642782700, 1285565400]

約数ペア:

[(1, 1285565400), (2, 642782700), (3, 428521800), (4, 321391350), (5, 257113080), (6, 214260900), (7, 183652200), (8, 160695675), (9, 142840600), (10, 128556540), (12, 107130450), (14, 91826100), (15, 85704360), (18, 71420300), (20, 64278270), (21, 61217400), (24, 53565225), (25, 51422616), (28, 45913050), (30, 42852180), (35, 36730440), (36, 35710150), (40, 32139135), (42, 30608700), (45, 28568120), (50, 25711308), (56, 22956525), (60, 21426090), (63, 20405800), (70, 18365220), (72, 17855075), (75, 17140872), (84, 15304350), (90, 14284060), (100, 12855654), (105, 12243480), (120, 10713045), (126, 10202900), (140, 9182610), (150, 8570436), (168, 7652175), (175, 7346088), (180, 7142030), (200, 6427827), (210, 6121740), (225, 5713624), (252, 5101450), (257, 5002200), (280, 4591305), (300, 4285218), (315, 4081160), (350, 3673044), (360, 3571015), (397, 3238200), (420, 3060870), (450, 2856812), (504, 2550725), (514, 2501100), (525, 2448696), (600, 2142609), (630, 2040580), (700, 1836522), (771, 1667400), (794, 1619100), (840, 1530435), (900, 1428406), (1028, 1250550), (1050, 1224348), (1191, 1079400), (1260, 1020290), (1285, 1000440), (1400, 918261), (1542, 833700), (1575, 816232), (1588, 809550), (1799, 714600), (1800, 714203), (1985, 647640), (2056, 625275), (2100, 612174), (2313, 555800), (2382, 539700), (2520, 510145), (2570, 500220), (2779, 462600), (3084, 416850), (3150, 408116), (3176, 404775), (3573, 359800), (3598, 357300), (3855, 333480), (3970, 323820), (4200, 306087), (4626, 277900), (4764, 269850), (5140, 250110), (5397, 238200), (5558, 231300), (5955, 215880), (6168, 208425), (6300, 204058), (6425, 200088), (7146, 179900), (7196, 178650), (7710, 166740), (7940, 161910), (8337, 154200), (8995, 142920), (9252, 138950), (9528, 134925), (9925, 129528), (10280, 125055), (10794, 119100), (11116, 115650), (11565, 111160), (11910, 107940), (12600, 102029), (12850, 100044), (13895, 92520), (14292, 89950), (14392, 89325), (15420, 83370), (15880, 80955), (16191, 79400), (16674, 77100), (17865, 71960), (17990, 71460), (18504, 69475), (19275, 66696), (19850, 64764), (21588, 59550), (22232, 57825), (23130, 55580), (23820, 53970), (25011, 51400), (25700, 50022), (26985, 47640), (27790, 46260), (28584, 44975), (29775, 43176), (30840, 41685), (32382, 39700), (33348, 38550), (35730, 35980)]