204040620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:994

約数の個数: 240

約数和(自身を含む): 770837760

約数和(自身を除く): 566797140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 945, 947, 1026, 1134, 1140, 1197, 1260, 1330, 1539, 1596, 1620, 1710, 1890, 1894, 1995, 2052, 2268, 2394, 2565, 2660, 2835, 2841, 3078, 3420, 3591, 3780, 3788, 3990, 4735, 4788, 5130, 5670, 5682, 5985, 6156, 6629, 7182, 7695, 7980, 8523, 9470, 10260, 10773, 11340, 11364, 11970, 13258, 14205, 14364, 15390, 17046, 17955, 17993, 18940, 19887, 21546, 23940, 25569, 26516, 28410, 30780, 33145, 34092, 35910, 35986, 39774, 42615, 43092, 51138, 53865, 53979, 56820, 59661, 66290, 71820, 71972, 76707, 79548, 85230, 89965, 99435, 102276, 107730, 107958, 119322, 125951, 127845, 132580, 153414, 161937, 170460, 178983, 179930, 198870, 215460, 215916, 238644, 251902, 255690, 269895, 298305, 306828, 323874, 357966, 359860, 377853, 383535, 397740, 485811, 503804, 511380, 536949, 539790, 596610, 629755, 647748, 715932, 755706, 767070, 809685, 894915, 971622, 1073898, 1079580, 1133559, 1193220, 1259510, 1457433, 1511412, 1534140, 1619370, 1789830, 1889265, 1943244, 2147796, 2267118, 2429055, 2519020, 2684745, 2914866, 3238740, 3400677, 3579660, 3778530, 4534236, 4858110, 5369490, 5667795, 5829732, 6801354, 7287165, 7557060, 9716220, 10202031, 10738980, 11335590, 13602708, 14574330, 17003385, 20404062, 22671180, 29148660, 34006770, 40808124, 51010155, 68013540, 102020310, 204040620]

約数ペア:

[(1, 204040620), (2, 102020310), (3, 68013540), (4, 51010155), (5, 40808124), (6, 34006770), (7, 29148660), (9, 22671180), (10, 20404062), (12, 17003385), (14, 14574330), (15, 13602708), (18, 11335590), (19, 10738980), (20, 10202031), (21, 9716220), (27, 7557060), (28, 7287165), (30, 6801354), (35, 5829732), (36, 5667795), (38, 5369490), (42, 4858110), (45, 4534236), (54, 3778530), (57, 3579660), (60, 3400677), (63, 3238740), (70, 2914866), (76, 2684745), (81, 2519020), (84, 2429055), (90, 2267118), (95, 2147796), (105, 1943244), (108, 1889265), (114, 1789830), (126, 1619370), (133, 1534140), (135, 1511412), (140, 1457433), (162, 1259510), (171, 1193220), (180, 1133559), (189, 1079580), (190, 1073898), (210, 971622), (228, 894915), (252, 809685), (266, 767070), (270, 755706), (285, 715932), (315, 647748), (324, 629755), (342, 596610), (378, 539790), (380, 536949), (399, 511380), (405, 503804), (420, 485811), (513, 397740), (532, 383535), (540, 377853), (567, 359860), (570, 357966), (630, 323874), (665, 306828), (684, 298305), (756, 269895), (798, 255690), (810, 251902), (855, 238644), (945, 215916), (947, 215460), (1026, 198870), (1134, 179930), (1140, 178983), (1197, 170460), (1260, 161937), (1330, 153414), (1539, 132580), (1596, 127845), (1620, 125951), (1710, 119322), (1890, 107958), (1894, 107730), (1995, 102276), (2052, 99435), (2268, 89965), (2394, 85230), (2565, 79548), (2660, 76707), (2835, 71972), (2841, 71820), (3078, 66290), (3420, 59661), (3591, 56820), (3780, 53979), (3788, 53865), (3990, 51138), (4735, 43092), (4788, 42615), (5130, 39774), (5670, 35986), (5682, 35910), (5985, 34092), (6156, 33145), (6629, 30780), (7182, 28410), (7695, 26516), (7980, 25569), (8523, 23940), (9470, 21546), (10260, 19887), (10773, 18940), (11340, 17993), (11364, 17955), (11970, 17046), (13258, 15390), (14205, 14364)]