205367400

素因数分解:

$2^3\times 3^4\times 5^2\times 7^1\times {\mathrm{1811}}^1$

素因数の和:1846

約数の個数: 240

約数和(自身を含む): 815617440

約数和(自身を除く): 610250040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 81, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 162, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 324, 350, 360, 378, 405, 420, 450, 504, 525, 540, 567, 600, 630, 648, 675, 700, 756, 810, 840, 900, 945, 1050, 1080, 1134, 1260, 1350, 1400, 1512, 1575, 1620, 1800, 1811, 1890, 2025, 2100, 2268, 2520, 2700, 2835, 3150, 3240, 3622, 3780, 4050, 4200, 4536, 4725, 5400, 5433, 5670, 6300, 7244, 7560, 8100, 9055, 9450, 10866, 11340, 12600, 12677, 14175, 14488, 16200, 16299, 18110, 18900, 21732, 22680, 25354, 27165, 28350, 32598, 36220, 37800, 38031, 43464, 45275, 48897, 50708, 54330, 56700, 63385, 65196, 72440, 76062, 81495, 90550, 97794, 101416, 108660, 113400, 114093, 126770, 130392, 135825, 146691, 152124, 162990, 181100, 190155, 195588, 217320, 228186, 244485, 253540, 271650, 293382, 304248, 316925, 325980, 342279, 362200, 380310, 391176, 407475, 456372, 488970, 507080, 543300, 570465, 586764, 633850, 651960, 684558, 733455, 760620, 814950, 912744, 950775, 977940, 1026837, 1086600, 1140930, 1173528, 1222425, 1267700, 1369116, 1466910, 1521240, 1629900, 1711395, 1901550, 1955880, 2053674, 2281860, 2444850, 2535400, 2738232, 2852325, 2933820, 3259800, 3422790, 3667275, 3803100, 4107348, 4563720, 4889700, 5134185, 5704650, 5867640, 6845580, 7334550, 7606200, 8214696, 8556975, 9779400, 10268370, 11409300, 13691160, 14669100, 17113950, 20536740, 22818600, 25670925, 29338200, 34227900, 41073480, 51341850, 68455800, 102683700, 205367400]

約数ペア:

[(1, 205367400), (2, 102683700), (3, 68455800), (4, 51341850), (5, 41073480), (6, 34227900), (7, 29338200), (8, 25670925), (9, 22818600), (10, 20536740), (12, 17113950), (14, 14669100), (15, 13691160), (18, 11409300), (20, 10268370), (21, 9779400), (24, 8556975), (25, 8214696), (27, 7606200), (28, 7334550), (30, 6845580), (35, 5867640), (36, 5704650), (40, 5134185), (42, 4889700), (45, 4563720), (50, 4107348), (54, 3803100), (56, 3667275), (60, 3422790), (63, 3259800), (70, 2933820), (72, 2852325), (75, 2738232), (81, 2535400), (84, 2444850), (90, 2281860), (100, 2053674), (105, 1955880), (108, 1901550), (120, 1711395), (126, 1629900), (135, 1521240), (140, 1466910), (150, 1369116), (162, 1267700), (168, 1222425), (175, 1173528), (180, 1140930), (189, 1086600), (200, 1026837), (210, 977940), (216, 950775), (225, 912744), (252, 814950), (270, 760620), (280, 733455), (300, 684558), (315, 651960), (324, 633850), (350, 586764), (360, 570465), (378, 543300), (405, 507080), (420, 488970), (450, 456372), (504, 407475), (525, 391176), (540, 380310), (567, 362200), (600, 342279), (630, 325980), (648, 316925), (675, 304248), (700, 293382), (756, 271650), (810, 253540), (840, 244485), (900, 228186), (945, 217320), (1050, 195588), (1080, 190155), (1134, 181100), (1260, 162990), (1350, 152124), (1400, 146691), (1512, 135825), (1575, 130392), (1620, 126770), (1800, 114093), (1811, 113400), (1890, 108660), (2025, 101416), (2100, 97794), (2268, 90550), (2520, 81495), (2700, 76062), (2835, 72440), (3150, 65196), (3240, 63385), (3622, 56700), (3780, 54330), (4050, 50708), (4200, 48897), (4536, 45275), (4725, 43464), (5400, 38031), (5433, 37800), (5670, 36220), (6300, 32598), (7244, 28350), (7560, 27165), (8100, 25354), (9055, 22680), (9450, 21732), (10866, 18900), (11340, 18110), (12600, 16299), (12677, 16200), (14175, 14488)]