391631680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 224

約数和(自身を含む): 1089672192

約数和(自身を除く): 698040512

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 37, 40, 44, 55, 62, 64, 74, 80, 88, 97, 110, 124, 148, 155, 160, 176, 185, 194, 220, 248, 296, 310, 320, 341, 352, 370, 388, 407, 440, 485, 496, 592, 620, 682, 704, 740, 776, 814, 880, 970, 992, 1067, 1147, 1184, 1240, 1364, 1480, 1552, 1628, 1705, 1760, 1940, 1984, 2035, 2134, 2294, 2368, 2480, 2728, 2960, 3007, 3104, 3256, 3410, 3520, 3589, 3880, 4070, 4268, 4588, 4960, 5335, 5456, 5735, 5920, 6014, 6208, 6512, 6820, 7178, 7760, 8140, 8536, 9176, 9920, 10670, 10912, 11470, 11840, 12028, 12617, 13024, 13640, 14356, 15035, 15520, 16280, 17072, 17945, 18352, 21340, 21824, 22940, 24056, 25234, 26048, 27280, 28712, 30070, 31040, 32560, 33077, 34144, 35890, 36704, 39479, 42680, 45880, 48112, 50468, 54560, 57424, 60140, 63085, 65120, 66154, 68288, 71780, 73408, 78958, 85360, 91760, 96224, 100936, 109120, 111259, 114848, 120280, 126170, 130240, 132308, 143560, 157916, 165385, 170720, 183520, 192448, 197395, 201872, 222518, 229696, 240560, 252340, 264616, 287120, 315832, 330770, 341440, 367040, 394790, 403744, 445036, 481120, 504680, 529232, 556295, 574240, 631664, 661540, 789580, 807488, 890072, 962240, 1009360, 1058464, 1112590, 1148480, 1223849, 1263328, 1323080, 1579160, 1780144, 2018720, 2116928, 2225180, 2447698, 2526656, 2646160, 3158320, 3560288, 4037440, 4450360, 4895396, 5292320, 6119245, 6316640, 7120576, 8900720, 9790792, 10584640, 12238490, 12633280, 17801440, 19581584, 24476980, 35602880, 39163168, 48953960, 78326336, 97907920, 195815840, 391631680]

約数ペア:

[(1, 391631680), (2, 195815840), (4, 97907920), (5, 78326336), (8, 48953960), (10, 39163168), (11, 35602880), (16, 24476980), (20, 19581584), (22, 17801440), (31, 12633280), (32, 12238490), (37, 10584640), (40, 9790792), (44, 8900720), (55, 7120576), (62, 6316640), (64, 6119245), (74, 5292320), (80, 4895396), (88, 4450360), (97, 4037440), (110, 3560288), (124, 3158320), (148, 2646160), (155, 2526656), (160, 2447698), (176, 2225180), (185, 2116928), (194, 2018720), (220, 1780144), (248, 1579160), (296, 1323080), (310, 1263328), (320, 1223849), (341, 1148480), (352, 1112590), (370, 1058464), (388, 1009360), (407, 962240), (440, 890072), (485, 807488), (496, 789580), (592, 661540), (620, 631664), (682, 574240), (704, 556295), (740, 529232), (776, 504680), (814, 481120), (880, 445036), (970, 403744), (992, 394790), (1067, 367040), (1147, 341440), (1184, 330770), (1240, 315832), (1364, 287120), (1480, 264616), (1552, 252340), (1628, 240560), (1705, 229696), (1760, 222518), (1940, 201872), (1984, 197395), (2035, 192448), (2134, 183520), (2294, 170720), (2368, 165385), (2480, 157916), (2728, 143560), (2960, 132308), (3007, 130240), (3104, 126170), (3256, 120280), (3410, 114848), (3520, 111259), (3589, 109120), (3880, 100936), (4070, 96224), (4268, 91760), (4588, 85360), (4960, 78958), (5335, 73408), (5456, 71780), (5735, 68288), (5920, 66154), (6014, 65120), (6208, 63085), (6512, 60140), (6820, 57424), (7178, 54560), (7760, 50468), (8140, 48112), (8536, 45880), (9176, 42680), (9920, 39479), (10670, 36704), (10912, 35890), (11470, 34144), (11840, 33077), (12028, 32560), (12617, 31040), (13024, 30070), (13640, 28712), (14356, 27280), (15035, 26048), (15520, 25234), (16280, 24056), (17072, 22940), (17945, 21824), (18352, 21340)]