420118920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1301}}^1$

素因数の和:1357

約数の個数: 256

約数和(自身を含む): 1574899200

約数和(自身を除く): 1154780280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 27, 30, 36, 39, 40, 45, 46, 52, 54, 60, 65, 69, 72, 78, 90, 92, 104, 108, 115, 117, 120, 130, 135, 138, 156, 180, 184, 195, 207, 216, 230, 234, 260, 270, 276, 299, 312, 345, 351, 360, 390, 414, 460, 468, 520, 540, 552, 585, 598, 621, 690, 702, 780, 828, 897, 920, 936, 1035, 1080, 1170, 1196, 1242, 1301, 1380, 1404, 1495, 1560, 1656, 1755, 1794, 2070, 2340, 2392, 2484, 2602, 2691, 2760, 2808, 2990, 3105, 3510, 3588, 3903, 4140, 4485, 4680, 4968, 5204, 5382, 5980, 6210, 6505, 7020, 7176, 7806, 8073, 8280, 8970, 10408, 10764, 11709, 11960, 12420, 13010, 13455, 14040, 15612, 16146, 16913, 17940, 19515, 21528, 23418, 24840, 26020, 26910, 29923, 31224, 32292, 33826, 35127, 35880, 39030, 40365, 46836, 50739, 52040, 53820, 58545, 59846, 64584, 67652, 70254, 78060, 80730, 84565, 89769, 93672, 101478, 107640, 117090, 119692, 135304, 140508, 149615, 152217, 156120, 161460, 169130, 175635, 179538, 202956, 234180, 239384, 253695, 269307, 281016, 299230, 304434, 322920, 338260, 351270, 359076, 388999, 405912, 448845, 456651, 468360, 507390, 538614, 598460, 608868, 676520, 702540, 718152, 761085, 777998, 807921, 897690, 913302, 1014780, 1077228, 1166997, 1196920, 1217736, 1346535, 1405080, 1522170, 1555996, 1615842, 1795380, 1826604, 1944995, 2029560, 2154456, 2283255, 2333994, 2693070, 3044340, 3111992, 3231684, 3500991, 3590760, 3653208, 3889990, 4039605, 4566510, 4667988, 5386140, 5834985, 6088680, 6463368, 7001982, 7779980, 8079210, 9133020, 9335976, 10502973, 10772280, 11669970, 14003964, 15559960, 16158420, 17504955, 18266040, 21005946, 23339940, 28007928, 32316840, 35009910, 42011892, 46679880, 52514865, 70019820, 84023784, 105029730, 140039640, 210059460, 420118920]

約数ペア:

[(1, 420118920), (2, 210059460), (3, 140039640), (4, 105029730), (5, 84023784), (6, 70019820), (8, 52514865), (9, 46679880), (10, 42011892), (12, 35009910), (13, 32316840), (15, 28007928), (18, 23339940), (20, 21005946), (23, 18266040), (24, 17504955), (26, 16158420), (27, 15559960), (30, 14003964), (36, 11669970), (39, 10772280), (40, 10502973), (45, 9335976), (46, 9133020), (52, 8079210), (54, 7779980), (60, 7001982), (65, 6463368), (69, 6088680), (72, 5834985), (78, 5386140), (90, 4667988), (92, 4566510), (104, 4039605), (108, 3889990), (115, 3653208), (117, 3590760), (120, 3500991), (130, 3231684), (135, 3111992), (138, 3044340), (156, 2693070), (180, 2333994), (184, 2283255), (195, 2154456), (207, 2029560), (216, 1944995), (230, 1826604), (234, 1795380), (260, 1615842), (270, 1555996), (276, 1522170), (299, 1405080), (312, 1346535), (345, 1217736), (351, 1196920), (360, 1166997), (390, 1077228), (414, 1014780), (460, 913302), (468, 897690), (520, 807921), (540, 777998), (552, 761085), (585, 718152), (598, 702540), (621, 676520), (690, 608868), (702, 598460), (780, 538614), (828, 507390), (897, 468360), (920, 456651), (936, 448845), (1035, 405912), (1080, 388999), (1170, 359076), (1196, 351270), (1242, 338260), (1301, 322920), (1380, 304434), (1404, 299230), (1495, 281016), (1560, 269307), (1656, 253695), (1755, 239384), (1794, 234180), (2070, 202956), (2340, 179538), (2392, 175635), (2484, 169130), (2602, 161460), (2691, 156120), (2760, 152217), (2808, 149615), (2990, 140508), (3105, 135304), (3510, 119692), (3588, 117090), (3903, 107640), (4140, 101478), (4485, 93672), (4680, 89769), (4968, 84565), (5204, 80730), (5382, 78060), (5980, 70254), (6210, 67652), (6505, 64584), (7020, 59846), (7176, 58545), (7806, 53820), (8073, 52040), (8280, 50739), (8970, 46836), (10408, 40365), (10764, 39030), (11709, 35880), (11960, 35127), (12420, 33826), (13010, 32292), (13455, 31224), (14040, 29923), (15612, 26910), (16146, 26020), (16913, 24840), (17940, 23418), (19515, 21528)]