281363040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:402

約数の個数: 288

約数和(自身を含む): 1112057856

約数和(自身を除く): 830694816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 103, 105, 112, 120, 126, 140, 144, 160, 168, 180, 206, 210, 224, 240, 252, 271, 280, 288, 309, 315, 336, 360, 412, 420, 480, 504, 515, 542, 560, 618, 630, 672, 720, 721, 813, 824, 840, 927, 1008, 1030, 1084, 1120, 1236, 1260, 1355, 1440, 1442, 1545, 1626, 1648, 1680, 1854, 1897, 2016, 2060, 2163, 2168, 2439, 2472, 2520, 2710, 2884, 3090, 3252, 3296, 3360, 3605, 3708, 3794, 4065, 4120, 4326, 4336, 4635, 4878, 4944, 5040, 5420, 5691, 5768, 6180, 6489, 6504, 7210, 7416, 7588, 8130, 8240, 8652, 8672, 9270, 9485, 9756, 9888, 10080, 10815, 10840, 11382, 11536, 12195, 12360, 12978, 13008, 14420, 14832, 15176, 16260, 16480, 17073, 17304, 18540, 18970, 19512, 21630, 21680, 22764, 23072, 24390, 24720, 25956, 26016, 27913, 28455, 28840, 29664, 30352, 32445, 32520, 34146, 34608, 37080, 37940, 39024, 43260, 43360, 45528, 48780, 49440, 51912, 55826, 56910, 57680, 60704, 64890, 65040, 68292, 69216, 74160, 75880, 78048, 83739, 85365, 86520, 91056, 97560, 103824, 111652, 113820, 115360, 129780, 130080, 136584, 139565, 148320, 151760, 167478, 170730, 173040, 182112, 195120, 195391, 207648, 223304, 227640, 251217, 259560, 273168, 279130, 303520, 334956, 341460, 346080, 390240, 390782, 418695, 446608, 455280, 502434, 519120, 546336, 558260, 586173, 669912, 682920, 781564, 837390, 893216, 910560, 976955, 1004868, 1038240, 1116520, 1172346, 1256085, 1339824, 1365840, 1563128, 1674780, 1758519, 1953910, 2009736, 2233040, 2344692, 2512170, 2679648, 2731680, 2930865, 3126256, 3349560, 3517038, 3907820, 4019472, 4466080, 4689384, 5024340, 5861730, 6252512, 6699120, 7034076, 7815640, 8038944, 8792595, 9378768, 10048680, 11723460, 13398240, 14068152, 15631280, 17585190, 18757536, 20097360, 23446920, 28136304, 31262560, 35170380, 40194720, 46893840, 56272608, 70340760, 93787680, 140681520, 281363040]

約数ペア:

[(1, 281363040), (2, 140681520), (3, 93787680), (4, 70340760), (5, 56272608), (6, 46893840), (7, 40194720), (8, 35170380), (9, 31262560), (10, 28136304), (12, 23446920), (14, 20097360), (15, 18757536), (16, 17585190), (18, 15631280), (20, 14068152), (21, 13398240), (24, 11723460), (28, 10048680), (30, 9378768), (32, 8792595), (35, 8038944), (36, 7815640), (40, 7034076), (42, 6699120), (45, 6252512), (48, 5861730), (56, 5024340), (60, 4689384), (63, 4466080), (70, 4019472), (72, 3907820), (80, 3517038), (84, 3349560), (90, 3126256), (96, 2930865), (103, 2731680), (105, 2679648), (112, 2512170), (120, 2344692), (126, 2233040), (140, 2009736), (144, 1953910), (160, 1758519), (168, 1674780), (180, 1563128), (206, 1365840), (210, 1339824), (224, 1256085), (240, 1172346), (252, 1116520), (271, 1038240), (280, 1004868), (288, 976955), (309, 910560), (315, 893216), (336, 837390), (360, 781564), (412, 682920), (420, 669912), (480, 586173), (504, 558260), (515, 546336), (542, 519120), (560, 502434), (618, 455280), (630, 446608), (672, 418695), (720, 390782), (721, 390240), (813, 346080), (824, 341460), (840, 334956), (927, 303520), (1008, 279130), (1030, 273168), (1084, 259560), (1120, 251217), (1236, 227640), (1260, 223304), (1355, 207648), (1440, 195391), (1442, 195120), (1545, 182112), (1626, 173040), (1648, 170730), (1680, 167478), (1854, 151760), (1897, 148320), (2016, 139565), (2060, 136584), (2163, 130080), (2168, 129780), (2439, 115360), (2472, 113820), (2520, 111652), (2710, 103824), (2884, 97560), (3090, 91056), (3252, 86520), (3296, 85365), (3360, 83739), (3605, 78048), (3708, 75880), (3794, 74160), (4065, 69216), (4120, 68292), (4326, 65040), (4336, 64890), (4635, 60704), (4878, 57680), (4944, 56910), (5040, 55826), (5420, 51912), (5691, 49440), (5768, 48780), (6180, 45528), (6489, 43360), (6504, 43260), (7210, 39024), (7416, 37940), (7588, 37080), (8130, 34608), (8240, 34146), (8652, 32520), (8672, 32445), (9270, 30352), (9485, 29664), (9756, 28840), (9888, 28455), (10080, 27913), (10815, 26016), (10840, 25956), (11382, 24720), (11536, 24390), (12195, 23072), (12360, 22764), (12978, 21680), (13008, 21630), (14420, 19512), (14832, 18970), (15176, 18540), (16260, 17304), (16480, 17073)]