209527500

素因数分解:

$2^2\times 3^1\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:354

約数の個数: 240

約数和(自身を含む): 754358528

約数和(自身を除く): 544831028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 125, 130, 140, 150, 156, 175, 182, 195, 210, 250, 260, 273, 300, 307, 325, 350, 364, 375, 390, 420, 455, 500, 525, 546, 614, 625, 650, 700, 750, 780, 875, 910, 921, 975, 1050, 1092, 1228, 1250, 1300, 1365, 1500, 1535, 1625, 1750, 1820, 1842, 1875, 1950, 2100, 2149, 2275, 2500, 2625, 2730, 3070, 3250, 3500, 3684, 3750, 3900, 3991, 4298, 4375, 4550, 4605, 4875, 5250, 5460, 6140, 6447, 6500, 6825, 7500, 7675, 7982, 8125, 8596, 8750, 9100, 9210, 9750, 10500, 10745, 11375, 11973, 12894, 13125, 13650, 15350, 15964, 16250, 17500, 18420, 19500, 19955, 21490, 22750, 23025, 23946, 24375, 25788, 26250, 27300, 27937, 30700, 32235, 32500, 34125, 38375, 39910, 42980, 45500, 46050, 47892, 48750, 52500, 53725, 55874, 56875, 59865, 64470, 68250, 76750, 79820, 83811, 92100, 97500, 99775, 107450, 111748, 113750, 115125, 119730, 128940, 136500, 139685, 153500, 161175, 167622, 170625, 191875, 199550, 214900, 227500, 230250, 239460, 268625, 279370, 299325, 322350, 335244, 341250, 383750, 399100, 419055, 460500, 498875, 537250, 558740, 575625, 598650, 644700, 682500, 698425, 767500, 805875, 838110, 997750, 1074500, 1151250, 1197300, 1343125, 1396850, 1496625, 1611750, 1676220, 1995500, 2095275, 2302500, 2494375, 2686250, 2793700, 2993250, 3223500, 3492125, 4029375, 4190550, 4988750, 5372500, 5986500, 6984250, 7483125, 8058750, 8381100, 9977500, 10476375, 13968500, 14966250, 16117500, 17460625, 20952750, 29932500, 34921250, 41905500, 52381875, 69842500, 104763750, 209527500]

約数ペア:

[(1, 209527500), (2, 104763750), (3, 69842500), (4, 52381875), (5, 41905500), (6, 34921250), (7, 29932500), (10, 20952750), (12, 17460625), (13, 16117500), (14, 14966250), (15, 13968500), (20, 10476375), (21, 9977500), (25, 8381100), (26, 8058750), (28, 7483125), (30, 6984250), (35, 5986500), (39, 5372500), (42, 4988750), (50, 4190550), (52, 4029375), (60, 3492125), (65, 3223500), (70, 2993250), (75, 2793700), (78, 2686250), (84, 2494375), (91, 2302500), (100, 2095275), (105, 1995500), (125, 1676220), (130, 1611750), (140, 1496625), (150, 1396850), (156, 1343125), (175, 1197300), (182, 1151250), (195, 1074500), (210, 997750), (250, 838110), (260, 805875), (273, 767500), (300, 698425), (307, 682500), (325, 644700), (350, 598650), (364, 575625), (375, 558740), (390, 537250), (420, 498875), (455, 460500), (500, 419055), (525, 399100), (546, 383750), (614, 341250), (625, 335244), (650, 322350), (700, 299325), (750, 279370), (780, 268625), (875, 239460), (910, 230250), (921, 227500), (975, 214900), (1050, 199550), (1092, 191875), (1228, 170625), (1250, 167622), (1300, 161175), (1365, 153500), (1500, 139685), (1535, 136500), (1625, 128940), (1750, 119730), (1820, 115125), (1842, 113750), (1875, 111748), (1950, 107450), (2100, 99775), (2149, 97500), (2275, 92100), (2500, 83811), (2625, 79820), (2730, 76750), (3070, 68250), (3250, 64470), (3500, 59865), (3684, 56875), (3750, 55874), (3900, 53725), (3991, 52500), (4298, 48750), (4375, 47892), (4550, 46050), (4605, 45500), (4875, 42980), (5250, 39910), (5460, 38375), (6140, 34125), (6447, 32500), (6500, 32235), (6825, 30700), (7500, 27937), (7675, 27300), (7982, 26250), (8125, 25788), (8596, 24375), (8750, 23946), (9100, 23025), (9210, 22750), (9750, 21490), (10500, 19955), (10745, 19500), (11375, 18420), (11973, 17500), (12894, 16250), (13125, 15964), (13650, 15350)]