389400120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:530

約数の個数: 192

約数和(自身を含む): 1334361600

約数和(自身を除く): 944961480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 131, 138, 180, 184, 207, 230, 262, 276, 345, 359, 360, 393, 414, 460, 524, 552, 655, 690, 718, 786, 828, 920, 1035, 1048, 1077, 1179, 1310, 1380, 1436, 1572, 1656, 1795, 1965, 2070, 2154, 2358, 2620, 2760, 2872, 3013, 3144, 3231, 3590, 3930, 4140, 4308, 4716, 5240, 5385, 5895, 6026, 6462, 7180, 7860, 8257, 8280, 8616, 9039, 9432, 10770, 11790, 12052, 12924, 14360, 15065, 15720, 16155, 16514, 18078, 21540, 23580, 24104, 24771, 25848, 27117, 30130, 32310, 33028, 36156, 41285, 43080, 45195, 47029, 47160, 49542, 54234, 60260, 64620, 66056, 72312, 74313, 82570, 90390, 94058, 99084, 108468, 120520, 123855, 129240, 135585, 141087, 148626, 165140, 180780, 188116, 198168, 216936, 235145, 247710, 271170, 282174, 297252, 330280, 361560, 371565, 376232, 423261, 470290, 495420, 542340, 564348, 594504, 705435, 743130, 846522, 940580, 990840, 1081667, 1084680, 1128696, 1410870, 1486260, 1693044, 1881160, 2116305, 2163334, 2821740, 2972520, 3245001, 3386088, 4232610, 4326668, 5408335, 5643480, 6490002, 8465220, 8653336, 9735003, 10816670, 12980004, 16225005, 16930440, 19470006, 21633340, 25960008, 32450010, 38940012, 43266680, 48675015, 64900020, 77880024, 97350030, 129800040, 194700060, 389400120]

約数ペア:

[(1, 389400120), (2, 194700060), (3, 129800040), (4, 97350030), (5, 77880024), (6, 64900020), (8, 48675015), (9, 43266680), (10, 38940012), (12, 32450010), (15, 25960008), (18, 21633340), (20, 19470006), (23, 16930440), (24, 16225005), (30, 12980004), (36, 10816670), (40, 9735003), (45, 8653336), (46, 8465220), (60, 6490002), (69, 5643480), (72, 5408335), (90, 4326668), (92, 4232610), (115, 3386088), (120, 3245001), (131, 2972520), (138, 2821740), (180, 2163334), (184, 2116305), (207, 1881160), (230, 1693044), (262, 1486260), (276, 1410870), (345, 1128696), (359, 1084680), (360, 1081667), (393, 990840), (414, 940580), (460, 846522), (524, 743130), (552, 705435), (655, 594504), (690, 564348), (718, 542340), (786, 495420), (828, 470290), (920, 423261), (1035, 376232), (1048, 371565), (1077, 361560), (1179, 330280), (1310, 297252), (1380, 282174), (1436, 271170), (1572, 247710), (1656, 235145), (1795, 216936), (1965, 198168), (2070, 188116), (2154, 180780), (2358, 165140), (2620, 148626), (2760, 141087), (2872, 135585), (3013, 129240), (3144, 123855), (3231, 120520), (3590, 108468), (3930, 99084), (4140, 94058), (4308, 90390), (4716, 82570), (5240, 74313), (5385, 72312), (5895, 66056), (6026, 64620), (6462, 60260), (7180, 54234), (7860, 49542), (8257, 47160), (8280, 47029), (8616, 45195), (9039, 43080), (9432, 41285), (10770, 36156), (11790, 33028), (12052, 32310), (12924, 30130), (14360, 27117), (15065, 25848), (15720, 24771), (16155, 24104), (16514, 23580), (18078, 21540)]