84821976

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 256215960

約数和(自身を除く): 171393984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 23, 24, 34, 36, 46, 51, 68, 69, 72, 92, 102, 131, 136, 138, 153, 184, 204, 207, 262, 276, 306, 391, 393, 408, 414, 524, 529, 552, 612, 782, 786, 828, 1048, 1058, 1173, 1179, 1224, 1564, 1572, 1587, 1656, 2116, 2227, 2346, 2358, 3013, 3128, 3144, 3174, 3519, 4232, 4454, 4692, 4716, 4761, 6026, 6348, 6681, 7038, 8908, 8993, 9039, 9384, 9432, 9522, 12052, 12696, 13362, 14076, 17816, 17986, 18078, 19044, 20043, 24104, 26724, 26979, 27117, 28152, 35972, 36156, 38088, 40086, 51221, 53448, 53958, 54234, 69299, 71944, 72312, 80172, 80937, 102442, 107916, 108468, 138598, 153663, 160344, 161874, 204884, 207897, 215832, 216936, 277196, 307326, 323748, 409768, 415794, 460989, 554392, 614652, 623691, 647496, 831588, 921978, 1178083, 1229304, 1247382, 1663176, 1843956, 2356166, 2494764, 3534249, 3687912, 4712332, 4989528, 7068498, 9424664, 10602747, 14136996, 21205494, 28273992, 42410988, 84821976]

約数ペア:

[(1, 84821976), (2, 42410988), (3, 28273992), (4, 21205494), (6, 14136996), (8, 10602747), (9, 9424664), (12, 7068498), (17, 4989528), (18, 4712332), (23, 3687912), (24, 3534249), (34, 2494764), (36, 2356166), (46, 1843956), (51, 1663176), (68, 1247382), (69, 1229304), (72, 1178083), (92, 921978), (102, 831588), (131, 647496), (136, 623691), (138, 614652), (153, 554392), (184, 460989), (204, 415794), (207, 409768), (262, 323748), (276, 307326), (306, 277196), (391, 216936), (393, 215832), (408, 207897), (414, 204884), (524, 161874), (529, 160344), (552, 153663), (612, 138598), (782, 108468), (786, 107916), (828, 102442), (1048, 80937), (1058, 80172), (1173, 72312), (1179, 71944), (1224, 69299), (1564, 54234), (1572, 53958), (1587, 53448), (1656, 51221), (2116, 40086), (2227, 38088), (2346, 36156), (2358, 35972), (3013, 28152), (3128, 27117), (3144, 26979), (3174, 26724), (3519, 24104), (4232, 20043), (4454, 19044), (4692, 18078), (4716, 17986), (4761, 17816), (6026, 14076), (6348, 13362), (6681, 12696), (7038, 12052), (8908, 9522), (8993, 9432), (9039, 9384)]