20218551408

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{3229}}^1$

素因数の和:3380

約数の個数: 240

約数和(自身を含む): 63730742400

約数和(自身を除く): 43512190992

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 59, 66, 67, 72, 88, 99, 118, 132, 134, 144, 176, 177, 198, 201, 236, 264, 268, 354, 396, 402, 472, 528, 531, 536, 603, 649, 708, 737, 792, 804, 944, 1062, 1072, 1206, 1298, 1416, 1474, 1584, 1608, 1947, 2124, 2211, 2412, 2596, 2832, 2948, 3216, 3229, 3894, 3953, 4248, 4422, 4824, 5192, 5841, 5896, 6458, 6633, 7788, 7906, 8496, 8844, 9648, 9687, 10384, 11682, 11792, 11859, 12916, 13266, 15576, 15812, 17688, 19374, 23364, 23718, 25832, 26532, 29061, 31152, 31624, 35376, 35519, 35577, 38748, 43483, 46728, 47436, 51664, 53064, 58122, 63248, 71038, 71154, 77496, 86966, 93456, 94872, 106128, 106557, 116244, 130449, 142076, 142308, 154992, 173932, 189744, 190511, 213114, 216343, 232488, 260898, 284152, 284616, 319671, 347864, 381022, 391347, 426228, 432686, 464976, 521796, 568304, 569232, 571533, 639342, 649029, 695728, 762044, 782694, 852456, 865372, 1043592, 1143066, 1278684, 1298058, 1524088, 1565388, 1704912, 1714599, 1730744, 1947087, 2087184, 2095621, 2286132, 2379773, 2557368, 2596116, 3048176, 3130776, 3429198, 3461488, 3894174, 4191242, 4572264, 4759546, 5114736, 5192232, 6261552, 6286863, 6858396, 7139319, 7788348, 8382484, 9144528, 9519092, 10384464, 12573726, 12764237, 13716792, 14278638, 15576696, 16764968, 18860589, 19038184, 21417957, 25147452, 25528474, 27433584, 28557276, 31153392, 33529936, 37721178, 38076368, 38292711, 42835914, 50294904, 51056948, 57114552, 75442356, 76585422, 85671828, 100589808, 102113896, 114229104, 114878133, 140406607, 150884712, 153170844, 171343656, 204227792, 229756266, 280813214, 301769424, 306341688, 342687312, 421219821, 459512532, 561626428, 612683376, 842439642, 919025064, 1123252856, 1263659463, 1684879284, 1838050128, 2246505712, 2527318926, 3369758568, 5054637852, 6739517136, 10109275704, 20218551408]

約数ペア:

[(1, 20218551408), (2, 10109275704), (3, 6739517136), (4, 5054637852), (6, 3369758568), (8, 2527318926), (9, 2246505712), (11, 1838050128), (12, 1684879284), (16, 1263659463), (18, 1123252856), (22, 919025064), (24, 842439642), (33, 612683376), (36, 561626428), (44, 459512532), (48, 421219821), (59, 342687312), (66, 306341688), (67, 301769424), (72, 280813214), (88, 229756266), (99, 204227792), (118, 171343656), (132, 153170844), (134, 150884712), (144, 140406607), (176, 114878133), (177, 114229104), (198, 102113896), (201, 100589808), (236, 85671828), (264, 76585422), (268, 75442356), (354, 57114552), (396, 51056948), (402, 50294904), (472, 42835914), (528, 38292711), (531, 38076368), (536, 37721178), (603, 33529936), (649, 31153392), (708, 28557276), (737, 27433584), (792, 25528474), (804, 25147452), (944, 21417957), (1062, 19038184), (1072, 18860589), (1206, 16764968), (1298, 15576696), (1416, 14278638), (1474, 13716792), (1584, 12764237), (1608, 12573726), (1947, 10384464), (2124, 9519092), (2211, 9144528), (2412, 8382484), (2596, 7788348), (2832, 7139319), (2948, 6858396), (3216, 6286863), (3229, 6261552), (3894, 5192232), (3953, 5114736), (4248, 4759546), (4422, 4572264), (4824, 4191242), (5192, 3894174), (5841, 3461488), (5896, 3429198), (6458, 3130776), (6633, 3048176), (7788, 2596116), (7906, 2557368), (8496, 2379773), (8844, 2286132), (9648, 2095621), (9687, 2087184), (10384, 1947087), (11682, 1730744), (11792, 1714599), (11859, 1704912), (12916, 1565388), (13266, 1524088), (15576, 1298058), (15812, 1278684), (17688, 1143066), (19374, 1043592), (23364, 865372), (23718, 852456), (25832, 782694), (26532, 762044), (29061, 695728), (31152, 649029), (31624, 639342), (35376, 571533), (35519, 569232), (35577, 568304), (38748, 521796), (43483, 464976), (46728, 432686), (47436, 426228), (51664, 391347), (53064, 381022), (58122, 347864), (63248, 319671), (71038, 284616), (71154, 284152), (77496, 260898), (86966, 232488), (93456, 216343), (94872, 213114), (106128, 190511), (106557, 189744), (116244, 173932), (130449, 154992), (142076, 142308)]