215361960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:352

約数の個数: 256

約数和(自身を含む): 768614400

約数和(自身を除く): 553252440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 31, 33, 38, 40, 44, 55, 57, 60, 62, 66, 76, 88, 93, 95, 110, 114, 120, 124, 132, 152, 155, 165, 186, 190, 209, 220, 228, 248, 264, 277, 285, 310, 330, 341, 372, 380, 418, 440, 456, 465, 554, 570, 589, 620, 627, 660, 682, 744, 760, 831, 836, 930, 1023, 1045, 1108, 1140, 1178, 1240, 1254, 1320, 1364, 1385, 1662, 1672, 1705, 1767, 1860, 2046, 2090, 2216, 2280, 2356, 2508, 2728, 2770, 2945, 3047, 3135, 3324, 3410, 3534, 3720, 4092, 4155, 4180, 4712, 5016, 5115, 5263, 5540, 5890, 6094, 6270, 6479, 6648, 6820, 7068, 8184, 8310, 8360, 8587, 8835, 9141, 10230, 10526, 11080, 11780, 12188, 12540, 12958, 13640, 14136, 15235, 15789, 16620, 17174, 17670, 18282, 19437, 20460, 21052, 23560, 24376, 25080, 25761, 25916, 26315, 30470, 31578, 32395, 33240, 34348, 35340, 36564, 38874, 40920, 42104, 42935, 45705, 51522, 51832, 52630, 57893, 60940, 63156, 64790, 68696, 70680, 73128, 77748, 78945, 85870, 91410, 94457, 97185, 103044, 105260, 115786, 121880, 126312, 128805, 129580, 155496, 157890, 163153, 171740, 173679, 182820, 188914, 194370, 206088, 210520, 231572, 257610, 259160, 283371, 289465, 315780, 326306, 343480, 347358, 365640, 377828, 388740, 463144, 472285, 489459, 515220, 566742, 578930, 631560, 652612, 694716, 755656, 777480, 815765, 868395, 944570, 978918, 1030440, 1133484, 1157860, 1305224, 1389432, 1416855, 1631530, 1736790, 1794683, 1889140, 1957836, 2266968, 2315720, 2447295, 2833710, 3263060, 3473580, 3589366, 3778280, 3915672, 4894590, 5384049, 5667420, 6526120, 6947160, 7178732, 8973415, 9789180, 10768098, 11334840, 14357464, 17946830, 19578360, 21536196, 26920245, 35893660, 43072392, 53840490, 71787320, 107680980, 215361960]

約数ペア:

[(1, 215361960), (2, 107680980), (3, 71787320), (4, 53840490), (5, 43072392), (6, 35893660), (8, 26920245), (10, 21536196), (11, 19578360), (12, 17946830), (15, 14357464), (19, 11334840), (20, 10768098), (22, 9789180), (24, 8973415), (30, 7178732), (31, 6947160), (33, 6526120), (38, 5667420), (40, 5384049), (44, 4894590), (55, 3915672), (57, 3778280), (60, 3589366), (62, 3473580), (66, 3263060), (76, 2833710), (88, 2447295), (93, 2315720), (95, 2266968), (110, 1957836), (114, 1889140), (120, 1794683), (124, 1736790), (132, 1631530), (152, 1416855), (155, 1389432), (165, 1305224), (186, 1157860), (190, 1133484), (209, 1030440), (220, 978918), (228, 944570), (248, 868395), (264, 815765), (277, 777480), (285, 755656), (310, 694716), (330, 652612), (341, 631560), (372, 578930), (380, 566742), (418, 515220), (440, 489459), (456, 472285), (465, 463144), (554, 388740), (570, 377828), (589, 365640), (620, 347358), (627, 343480), (660, 326306), (682, 315780), (744, 289465), (760, 283371), (831, 259160), (836, 257610), (930, 231572), (1023, 210520), (1045, 206088), (1108, 194370), (1140, 188914), (1178, 182820), (1240, 173679), (1254, 171740), (1320, 163153), (1364, 157890), (1385, 155496), (1662, 129580), (1672, 128805), (1705, 126312), (1767, 121880), (1860, 115786), (2046, 105260), (2090, 103044), (2216, 97185), (2280, 94457), (2356, 91410), (2508, 85870), (2728, 78945), (2770, 77748), (2945, 73128), (3047, 70680), (3135, 68696), (3324, 64790), (3410, 63156), (3534, 60940), (3720, 57893), (4092, 52630), (4155, 51832), (4180, 51522), (4712, 45705), (5016, 42935), (5115, 42104), (5263, 40920), (5540, 38874), (5890, 36564), (6094, 35340), (6270, 34348), (6479, 33240), (6648, 32395), (6820, 31578), (7068, 30470), (8184, 26315), (8310, 25916), (8360, 25761), (8587, 25080), (8835, 24376), (9141, 23560), (10230, 21052), (10526, 20460), (11080, 19437), (11780, 18282), (12188, 17670), (12540, 17174), (12958, 16620), (13640, 15789), (14136, 15235)]