20665889712

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{5393}}^1$

素因数の和:5532

約数の個数: 240

約数和(自身を含む): 65735167680

約数和(自身を除く): 45069277968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 36, 39, 46, 48, 52, 69, 72, 78, 89, 92, 104, 117, 138, 144, 156, 178, 184, 207, 208, 234, 267, 276, 299, 312, 356, 368, 414, 468, 534, 552, 598, 624, 712, 801, 828, 897, 936, 1068, 1104, 1157, 1196, 1424, 1602, 1656, 1794, 1872, 2047, 2136, 2314, 2392, 2691, 3204, 3312, 3471, 3588, 4094, 4272, 4628, 4784, 5382, 5393, 6141, 6408, 6942, 7176, 8188, 9256, 10413, 10764, 10786, 12282, 12816, 13884, 14352, 16179, 16376, 18423, 18512, 20826, 21528, 21572, 24564, 26611, 27768, 32358, 32752, 36846, 41652, 43056, 43144, 48537, 49128, 53222, 55536, 64716, 70109, 73692, 79833, 83304, 86288, 97074, 98256, 106444, 124039, 129432, 140218, 147384, 159666, 166608, 194148, 210327, 212888, 239499, 248078, 258864, 280436, 294768, 319332, 372117, 388296, 420654, 425776, 478998, 479977, 496156, 560872, 630981, 638664, 744234, 776592, 841308, 957996, 959954, 992312, 1116351, 1121744, 1261962, 1277328, 1439931, 1488468, 1612507, 1682616, 1915992, 1919908, 1984624, 2232702, 2523924, 2879862, 2976936, 3225014, 3365232, 3831984, 3839816, 4319793, 4465404, 4837521, 5047848, 5759724, 5953872, 6239701, 6450028, 7679632, 8639586, 8930808, 9675042, 10095696, 11039471, 11519448, 12479402, 12900056, 14512563, 17279172, 17861616, 18719103, 19350084, 22078942, 23038896, 24958804, 25800112, 29025126, 33118413, 34558344, 37438206, 38700168, 44157884, 49917608, 56157309, 58050252, 66236826, 69116688, 74876412, 77400336, 88315768, 99355239, 99835216, 112314618, 116100504, 132473652, 143513123, 149752824, 176631536, 198710478, 224629236, 232201008, 264947304, 287026246, 299505648, 397420956, 430539369, 449258472, 529894608, 574052492, 794841912, 861078738, 898516944, 1148104984, 1291618107, 1589683824, 1722157476, 2296209968, 2583236214, 3444314952, 5166472428, 6888629904, 10332944856, 20665889712]

約数ペア:

[(1, 20665889712), (2, 10332944856), (3, 6888629904), (4, 5166472428), (6, 3444314952), (8, 2583236214), (9, 2296209968), (12, 1722157476), (13, 1589683824), (16, 1291618107), (18, 1148104984), (23, 898516944), (24, 861078738), (26, 794841912), (36, 574052492), (39, 529894608), (46, 449258472), (48, 430539369), (52, 397420956), (69, 299505648), (72, 287026246), (78, 264947304), (89, 232201008), (92, 224629236), (104, 198710478), (117, 176631536), (138, 149752824), (144, 143513123), (156, 132473652), (178, 116100504), (184, 112314618), (207, 99835216), (208, 99355239), (234, 88315768), (267, 77400336), (276, 74876412), (299, 69116688), (312, 66236826), (356, 58050252), (368, 56157309), (414, 49917608), (468, 44157884), (534, 38700168), (552, 37438206), (598, 34558344), (624, 33118413), (712, 29025126), (801, 25800112), (828, 24958804), (897, 23038896), (936, 22078942), (1068, 19350084), (1104, 18719103), (1157, 17861616), (1196, 17279172), (1424, 14512563), (1602, 12900056), (1656, 12479402), (1794, 11519448), (1872, 11039471), (2047, 10095696), (2136, 9675042), (2314, 8930808), (2392, 8639586), (2691, 7679632), (3204, 6450028), (3312, 6239701), (3471, 5953872), (3588, 5759724), (4094, 5047848), (4272, 4837521), (4628, 4465404), (4784, 4319793), (5382, 3839816), (5393, 3831984), (6141, 3365232), (6408, 3225014), (6942, 2976936), (7176, 2879862), (8188, 2523924), (9256, 2232702), (10413, 1984624), (10764, 1919908), (10786, 1915992), (12282, 1682616), (12816, 1612507), (13884, 1488468), (14352, 1439931), (16179, 1277328), (16376, 1261962), (18423, 1121744), (18512, 1116351), (20826, 992312), (21528, 959954), (21572, 957996), (24564, 841308), (26611, 776592), (27768, 744234), (32358, 638664), (32752, 630981), (36846, 560872), (41652, 496156), (43056, 479977), (43144, 478998), (48537, 425776), (49128, 420654), (53222, 388296), (55536, 372117), (64716, 319332), (70109, 294768), (73692, 280436), (79833, 258864), (83304, 248078), (86288, 239499), (97074, 212888), (98256, 210327), (106444, 194148), (124039, 166608), (129432, 159666), (140218, 147384)]