1218454992

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:298

約数の個数: 240

約数和(自身を含む): 3737106048

約数和(自身を除く): 2518651056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 37, 46, 48, 61, 69, 72, 74, 92, 111, 122, 138, 144, 148, 163, 183, 184, 207, 222, 244, 276, 296, 326, 333, 366, 368, 414, 444, 488, 489, 549, 552, 592, 652, 666, 732, 828, 851, 888, 976, 978, 1098, 1104, 1304, 1332, 1403, 1464, 1467, 1656, 1702, 1776, 1956, 2196, 2257, 2553, 2608, 2664, 2806, 2928, 2934, 3312, 3404, 3749, 3912, 4209, 4392, 4514, 5106, 5328, 5612, 5868, 6031, 6771, 6808, 7498, 7659, 7824, 8418, 8784, 9028, 9943, 10212, 11224, 11247, 11736, 12062, 12627, 13542, 13616, 14996, 15318, 16836, 18056, 18093, 19886, 20313, 20424, 22448, 22494, 23472, 24124, 25254, 27084, 29829, 29992, 30636, 33672, 33741, 36112, 36186, 39772, 40626, 40848, 44988, 48248, 50508, 51911, 54168, 54279, 59658, 59984, 61272, 67344, 67482, 72372, 79544, 81252, 89487, 89976, 96496, 101016, 103822, 108336, 108558, 119316, 122544, 134964, 138713, 144744, 155733, 159088, 162504, 178974, 179952, 202032, 207644, 217116, 228689, 238632, 269928, 277426, 289488, 311466, 325008, 357948, 367891, 415288, 416139, 434232, 457378, 467199, 477264, 539856, 554852, 622932, 686067, 715896, 735782, 830576, 832278, 868464, 914756, 934398, 1103673, 1109704, 1245864, 1248417, 1372134, 1431792, 1471564, 1664556, 1829512, 1868796, 2058201, 2207346, 2219408, 2491728, 2496834, 2744268, 2943128, 3311019, 3329112, 3659024, 3737592, 4116402, 4414692, 4993668, 5488536, 5886256, 6622038, 6658224, 7475184, 8232804, 8461493, 8829384, 9987336, 10977072, 13244076, 16465608, 16922986, 17658768, 19974672, 25384479, 26488152, 32931216, 33845972, 50768958, 52976304, 67691944, 76153437, 101537916, 135383888, 152306874, 203075832, 304613748, 406151664, 609227496, 1218454992]

約数ペア:

[(1, 1218454992), (2, 609227496), (3, 406151664), (4, 304613748), (6, 203075832), (8, 152306874), (9, 135383888), (12, 101537916), (16, 76153437), (18, 67691944), (23, 52976304), (24, 50768958), (36, 33845972), (37, 32931216), (46, 26488152), (48, 25384479), (61, 19974672), (69, 17658768), (72, 16922986), (74, 16465608), (92, 13244076), (111, 10977072), (122, 9987336), (138, 8829384), (144, 8461493), (148, 8232804), (163, 7475184), (183, 6658224), (184, 6622038), (207, 5886256), (222, 5488536), (244, 4993668), (276, 4414692), (296, 4116402), (326, 3737592), (333, 3659024), (366, 3329112), (368, 3311019), (414, 2943128), (444, 2744268), (488, 2496834), (489, 2491728), (549, 2219408), (552, 2207346), (592, 2058201), (652, 1868796), (666, 1829512), (732, 1664556), (828, 1471564), (851, 1431792), (888, 1372134), (976, 1248417), (978, 1245864), (1098, 1109704), (1104, 1103673), (1304, 934398), (1332, 914756), (1403, 868464), (1464, 832278), (1467, 830576), (1656, 735782), (1702, 715896), (1776, 686067), (1956, 622932), (2196, 554852), (2257, 539856), (2553, 477264), (2608, 467199), (2664, 457378), (2806, 434232), (2928, 416139), (2934, 415288), (3312, 367891), (3404, 357948), (3749, 325008), (3912, 311466), (4209, 289488), (4392, 277426), (4514, 269928), (5106, 238632), (5328, 228689), (5612, 217116), (5868, 207644), (6031, 202032), (6771, 179952), (6808, 178974), (7498, 162504), (7659, 159088), (7824, 155733), (8418, 144744), (8784, 138713), (9028, 134964), (9943, 122544), (10212, 119316), (11224, 108558), (11247, 108336), (11736, 103822), (12062, 101016), (12627, 96496), (13542, 89976), (13616, 89487), (14996, 81252), (15318, 79544), (16836, 72372), (18056, 67482), (18093, 67344), (19886, 61272), (20313, 59984), (20424, 59658), (22448, 54279), (22494, 54168), (23472, 51911), (24124, 50508), (25254, 48248), (27084, 44988), (29829, 40848), (29992, 40626), (30636, 39772), (33672, 36186), (33741, 36112)]