1219308120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:591

約数の個数: 256

約数和(自身を含む): 4257792000

約数和(自身を除く): 3038483880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 79, 90, 93, 108, 120, 124, 135, 155, 158, 180, 186, 216, 237, 248, 270, 279, 310, 316, 360, 372, 395, 461, 465, 474, 540, 558, 620, 632, 711, 744, 790, 837, 922, 930, 948, 1080, 1116, 1185, 1240, 1383, 1395, 1422, 1580, 1674, 1844, 1860, 1896, 2133, 2232, 2305, 2370, 2449, 2766, 2790, 2844, 3160, 3348, 3555, 3688, 3720, 4149, 4185, 4266, 4610, 4740, 4898, 5532, 5580, 5688, 6696, 6915, 7110, 7347, 8298, 8370, 8532, 9220, 9480, 9796, 10665, 11064, 11160, 12245, 12447, 13830, 14220, 14291, 14694, 16596, 16740, 17064, 18440, 19592, 20745, 21330, 22041, 24490, 24894, 27660, 28440, 28582, 29388, 33192, 33480, 36419, 36735, 41490, 42660, 42873, 44082, 48980, 49788, 55320, 57164, 58776, 62235, 66123, 71455, 72838, 73470, 82980, 85320, 85746, 88164, 97960, 99576, 109257, 110205, 114328, 124470, 128619, 132246, 142910, 145676, 146940, 165960, 171492, 176328, 182095, 214365, 218514, 220410, 248940, 257238, 264492, 285820, 291352, 293880, 327771, 330615, 342984, 364190, 385857, 428730, 437028, 440820, 497880, 514476, 528984, 546285, 571640, 643095, 655542, 661230, 728380, 771714, 857460, 874056, 881640, 983313, 1028952, 1092570, 1128989, 1286190, 1311084, 1322460, 1456760, 1543428, 1638855, 1714920, 1929285, 1966626, 2185140, 2257978, 2572380, 2622168, 2644920, 3086856, 3277710, 3386967, 3858570, 3933252, 4370280, 4515956, 4916565, 5144760, 5644945, 6555420, 6773934, 7717140, 7866504, 9031912, 9833130, 10160901, 11289890, 13110840, 13547868, 15434280, 16934835, 19666260, 20321802, 22579780, 27095736, 30482703, 33869670, 39332520, 40643604, 45159560, 50804505, 60965406, 67739340, 81287208, 101609010, 121930812, 135478680, 152413515, 203218020, 243861624, 304827030, 406436040, 609654060, 1219308120]

約数ペア:

[(1, 1219308120), (2, 609654060), (3, 406436040), (4, 304827030), (5, 243861624), (6, 203218020), (8, 152413515), (9, 135478680), (10, 121930812), (12, 101609010), (15, 81287208), (18, 67739340), (20, 60965406), (24, 50804505), (27, 45159560), (30, 40643604), (31, 39332520), (36, 33869670), (40, 30482703), (45, 27095736), (54, 22579780), (60, 20321802), (62, 19666260), (72, 16934835), (79, 15434280), (90, 13547868), (93, 13110840), (108, 11289890), (120, 10160901), (124, 9833130), (135, 9031912), (155, 7866504), (158, 7717140), (180, 6773934), (186, 6555420), (216, 5644945), (237, 5144760), (248, 4916565), (270, 4515956), (279, 4370280), (310, 3933252), (316, 3858570), (360, 3386967), (372, 3277710), (395, 3086856), (461, 2644920), (465, 2622168), (474, 2572380), (540, 2257978), (558, 2185140), (620, 1966626), (632, 1929285), (711, 1714920), (744, 1638855), (790, 1543428), (837, 1456760), (922, 1322460), (930, 1311084), (948, 1286190), (1080, 1128989), (1116, 1092570), (1185, 1028952), (1240, 983313), (1383, 881640), (1395, 874056), (1422, 857460), (1580, 771714), (1674, 728380), (1844, 661230), (1860, 655542), (1896, 643095), (2133, 571640), (2232, 546285), (2305, 528984), (2370, 514476), (2449, 497880), (2766, 440820), (2790, 437028), (2844, 428730), (3160, 385857), (3348, 364190), (3555, 342984), (3688, 330615), (3720, 327771), (4149, 293880), (4185, 291352), (4266, 285820), (4610, 264492), (4740, 257238), (4898, 248940), (5532, 220410), (5580, 218514), (5688, 214365), (6696, 182095), (6915, 176328), (7110, 171492), (7347, 165960), (8298, 146940), (8370, 145676), (8532, 142910), (9220, 132246), (9480, 128619), (9796, 124470), (10665, 114328), (11064, 110205), (11160, 109257), (12245, 99576), (12447, 97960), (13830, 88164), (14220, 85746), (14291, 85320), (14694, 82980), (16596, 73470), (16740, 72838), (17064, 71455), (18440, 66123), (19592, 62235), (20745, 58776), (21330, 57164), (22041, 55320), (24490, 49788), (24894, 48980), (27660, 44082), (28440, 42873), (28582, 42660), (29388, 41490), (33192, 36735), (33480, 36419)]