213681960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:368

約数の個数: 192

約数和(自身を含む): 733898880

約数和(自身を除く): 520216920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 131, 138, 180, 184, 197, 207, 230, 262, 276, 345, 360, 393, 394, 414, 460, 524, 552, 591, 655, 690, 786, 788, 828, 920, 985, 1035, 1048, 1179, 1182, 1310, 1380, 1572, 1576, 1656, 1773, 1965, 1970, 2070, 2358, 2364, 2620, 2760, 2955, 3013, 3144, 3546, 3930, 3940, 4140, 4531, 4716, 4728, 5240, 5895, 5910, 6026, 7092, 7860, 7880, 8280, 8865, 9039, 9062, 9432, 11790, 11820, 12052, 13593, 14184, 15065, 15720, 17730, 18078, 18124, 22655, 23580, 23640, 24104, 25807, 27117, 27186, 30130, 35460, 36156, 36248, 40779, 45195, 45310, 47160, 51614, 54234, 54372, 60260, 67965, 70920, 72312, 77421, 81558, 90390, 90620, 103228, 108468, 108744, 120520, 129035, 135585, 135930, 154842, 163116, 180780, 181240, 203895, 206456, 216936, 232263, 258070, 271170, 271860, 309684, 326232, 361560, 387105, 407790, 464526, 516140, 542340, 543720, 593561, 619368, 774210, 815580, 929052, 1032280, 1084680, 1161315, 1187122, 1548420, 1631160, 1780683, 1858104, 2322630, 2374244, 2967805, 3096840, 3561366, 4645260, 4748488, 5342049, 5935610, 7122732, 8903415, 9290520, 10684098, 11871220, 14245464, 17806830, 21368196, 23742440, 26710245, 35613660, 42736392, 53420490, 71227320, 106840980, 213681960]

約数ペア:

[(1, 213681960), (2, 106840980), (3, 71227320), (4, 53420490), (5, 42736392), (6, 35613660), (8, 26710245), (9, 23742440), (10, 21368196), (12, 17806830), (15, 14245464), (18, 11871220), (20, 10684098), (23, 9290520), (24, 8903415), (30, 7122732), (36, 5935610), (40, 5342049), (45, 4748488), (46, 4645260), (60, 3561366), (69, 3096840), (72, 2967805), (90, 2374244), (92, 2322630), (115, 1858104), (120, 1780683), (131, 1631160), (138, 1548420), (180, 1187122), (184, 1161315), (197, 1084680), (207, 1032280), (230, 929052), (262, 815580), (276, 774210), (345, 619368), (360, 593561), (393, 543720), (394, 542340), (414, 516140), (460, 464526), (524, 407790), (552, 387105), (591, 361560), (655, 326232), (690, 309684), (786, 271860), (788, 271170), (828, 258070), (920, 232263), (985, 216936), (1035, 206456), (1048, 203895), (1179, 181240), (1182, 180780), (1310, 163116), (1380, 154842), (1572, 135930), (1576, 135585), (1656, 129035), (1773, 120520), (1965, 108744), (1970, 108468), (2070, 103228), (2358, 90620), (2364, 90390), (2620, 81558), (2760, 77421), (2955, 72312), (3013, 70920), (3144, 67965), (3546, 60260), (3930, 54372), (3940, 54234), (4140, 51614), (4531, 47160), (4716, 45310), (4728, 45195), (5240, 40779), (5895, 36248), (5910, 36156), (6026, 35460), (7092, 30130), (7860, 27186), (7880, 27117), (8280, 25807), (8865, 24104), (9039, 23640), (9062, 23580), (9432, 22655), (11790, 18124), (11820, 18078), (12052, 17730), (13593, 15720), (14184, 15065)]