131019408

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:246

約数の個数: 240

約数和(自身を含む): 438721920

約数和(自身を除く): 307702512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 23, 24, 26, 34, 36, 39, 46, 48, 51, 52, 68, 69, 72, 78, 92, 102, 104, 117, 136, 138, 144, 153, 156, 179, 184, 204, 207, 208, 221, 234, 272, 276, 299, 306, 312, 358, 368, 391, 408, 414, 442, 468, 537, 552, 598, 612, 624, 663, 716, 782, 816, 828, 884, 897, 936, 1074, 1104, 1173, 1196, 1224, 1326, 1432, 1564, 1611, 1656, 1768, 1794, 1872, 1989, 2148, 2327, 2346, 2392, 2448, 2652, 2691, 2864, 3043, 3128, 3222, 3312, 3519, 3536, 3588, 3978, 4117, 4296, 4654, 4692, 4784, 5083, 5304, 5382, 6086, 6256, 6444, 6981, 7038, 7176, 7956, 8234, 8592, 9129, 9308, 9384, 10166, 10608, 10764, 12172, 12351, 12888, 13962, 14076, 14352, 15249, 15912, 16468, 18258, 18616, 18768, 20332, 20943, 21528, 24344, 24702, 25776, 27387, 27924, 28152, 30498, 31824, 32936, 36516, 37053, 37232, 39559, 40664, 41886, 43056, 45747, 48688, 49404, 53521, 54774, 55848, 56304, 60996, 65872, 69989, 73032, 74106, 79118, 81328, 83772, 91494, 98808, 107042, 109548, 111696, 118677, 121992, 139978, 146064, 148212, 158236, 160563, 167544, 182988, 197616, 209967, 214084, 219096, 237354, 243984, 279956, 296424, 316472, 321126, 335088, 356031, 365976, 419934, 428168, 438192, 474708, 481689, 559912, 592848, 629901, 632944, 642252, 712062, 731952, 839868, 856336, 909857, 949416, 963378, 1119824, 1259802, 1284504, 1424124, 1679736, 1819714, 1898832, 1926756, 2519604, 2569008, 2729571, 2848248, 3359472, 3639428, 3853512, 5039208, 5459142, 5696496, 7278856, 7707024, 8188713, 10078416, 10918284, 14557712, 16377426, 21836568, 32754852, 43673136, 65509704, 131019408]

約数ペア:

[(1, 131019408), (2, 65509704), (3, 43673136), (4, 32754852), (6, 21836568), (8, 16377426), (9, 14557712), (12, 10918284), (13, 10078416), (16, 8188713), (17, 7707024), (18, 7278856), (23, 5696496), (24, 5459142), (26, 5039208), (34, 3853512), (36, 3639428), (39, 3359472), (46, 2848248), (48, 2729571), (51, 2569008), (52, 2519604), (68, 1926756), (69, 1898832), (72, 1819714), (78, 1679736), (92, 1424124), (102, 1284504), (104, 1259802), (117, 1119824), (136, 963378), (138, 949416), (144, 909857), (153, 856336), (156, 839868), (179, 731952), (184, 712062), (204, 642252), (207, 632944), (208, 629901), (221, 592848), (234, 559912), (272, 481689), (276, 474708), (299, 438192), (306, 428168), (312, 419934), (358, 365976), (368, 356031), (391, 335088), (408, 321126), (414, 316472), (442, 296424), (468, 279956), (537, 243984), (552, 237354), (598, 219096), (612, 214084), (624, 209967), (663, 197616), (716, 182988), (782, 167544), (816, 160563), (828, 158236), (884, 148212), (897, 146064), (936, 139978), (1074, 121992), (1104, 118677), (1173, 111696), (1196, 109548), (1224, 107042), (1326, 98808), (1432, 91494), (1564, 83772), (1611, 81328), (1656, 79118), (1768, 74106), (1794, 73032), (1872, 69989), (1989, 65872), (2148, 60996), (2327, 56304), (2346, 55848), (2392, 54774), (2448, 53521), (2652, 49404), (2691, 48688), (2864, 45747), (3043, 43056), (3128, 41886), (3222, 40664), (3312, 39559), (3519, 37232), (3536, 37053), (3588, 36516), (3978, 32936), (4117, 31824), (4296, 30498), (4654, 28152), (4692, 27924), (4784, 27387), (5083, 25776), (5304, 24702), (5382, 24344), (6086, 21528), (6256, 20943), (6444, 20332), (6981, 18768), (7038, 18616), (7176, 18258), (7956, 16468), (8234, 15912), (8592, 15249), (9129, 14352), (9308, 14076), (9384, 13962), (10166, 12888), (10608, 12351), (10764, 12172)]