642420480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{757}}^1$

素因数の和:811

約数の個数: 288

約数和(自身を含む): 2342620224

約数和(自身を除く): 1700199744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 64, 65, 68, 78, 80, 85, 96, 102, 104, 120, 128, 130, 136, 156, 160, 170, 192, 195, 204, 208, 221, 240, 255, 256, 260, 272, 312, 320, 340, 384, 390, 408, 416, 442, 480, 510, 520, 544, 624, 640, 663, 680, 757, 768, 780, 816, 832, 884, 960, 1020, 1040, 1088, 1105, 1248, 1280, 1326, 1360, 1514, 1560, 1632, 1664, 1768, 1920, 2040, 2080, 2176, 2210, 2271, 2496, 2652, 2720, 3028, 3120, 3264, 3315, 3328, 3536, 3785, 3840, 4080, 4160, 4352, 4420, 4542, 4992, 5304, 5440, 6056, 6240, 6528, 6630, 7072, 7570, 8160, 8320, 8840, 9084, 9841, 9984, 10608, 10880, 11355, 12112, 12480, 12869, 13056, 13260, 14144, 15140, 16320, 16640, 17680, 18168, 19682, 21216, 21760, 22710, 24224, 24960, 25738, 26520, 28288, 29523, 30280, 32640, 35360, 36336, 38607, 39364, 42432, 45420, 48448, 49205, 49920, 51476, 53040, 56576, 59046, 60560, 64345, 65280, 70720, 72672, 77214, 78728, 84864, 90840, 96896, 98410, 102952, 106080, 118092, 121120, 128690, 141440, 145344, 147615, 154428, 157456, 167297, 169728, 181680, 193035, 193792, 196820, 205904, 212160, 236184, 242240, 257380, 282880, 290688, 295230, 308856, 314912, 334594, 363360, 386070, 393640, 411808, 424320, 472368, 484480, 501891, 514760, 581376, 590460, 617712, 629824, 669188, 726720, 772140, 787280, 823616, 836485, 848640, 944736, 968960, 1003782, 1029520, 1180920, 1235424, 1259648, 1338376, 1453440, 1544280, 1574560, 1647232, 1672970, 1889472, 2007564, 2059040, 2361840, 2470848, 2509455, 2519296, 2676752, 2906880, 3088560, 3149120, 3294464, 3345940, 3778944, 4015128, 4118080, 4723680, 4941696, 5018910, 5353504, 6177120, 6298240, 6691880, 7557888, 8030256, 8236160, 9447360, 9883392, 10037820, 10707008, 12354240, 12596480, 13383760, 16060512, 16472320, 18894720, 20075640, 21414016, 24708480, 26767520, 32121024, 37789440, 40151280, 42828032, 49416960, 53535040, 64242048, 80302560, 107070080, 128484096, 160605120, 214140160, 321210240, 642420480]

約数ペア:

[(1, 642420480), (2, 321210240), (3, 214140160), (4, 160605120), (5, 128484096), (6, 107070080), (8, 80302560), (10, 64242048), (12, 53535040), (13, 49416960), (15, 42828032), (16, 40151280), (17, 37789440), (20, 32121024), (24, 26767520), (26, 24708480), (30, 21414016), (32, 20075640), (34, 18894720), (39, 16472320), (40, 16060512), (48, 13383760), (51, 12596480), (52, 12354240), (60, 10707008), (64, 10037820), (65, 9883392), (68, 9447360), (78, 8236160), (80, 8030256), (85, 7557888), (96, 6691880), (102, 6298240), (104, 6177120), (120, 5353504), (128, 5018910), (130, 4941696), (136, 4723680), (156, 4118080), (160, 4015128), (170, 3778944), (192, 3345940), (195, 3294464), (204, 3149120), (208, 3088560), (221, 2906880), (240, 2676752), (255, 2519296), (256, 2509455), (260, 2470848), (272, 2361840), (312, 2059040), (320, 2007564), (340, 1889472), (384, 1672970), (390, 1647232), (408, 1574560), (416, 1544280), (442, 1453440), (480, 1338376), (510, 1259648), (520, 1235424), (544, 1180920), (624, 1029520), (640, 1003782), (663, 968960), (680, 944736), (757, 848640), (768, 836485), (780, 823616), (816, 787280), (832, 772140), (884, 726720), (960, 669188), (1020, 629824), (1040, 617712), (1088, 590460), (1105, 581376), (1248, 514760), (1280, 501891), (1326, 484480), (1360, 472368), (1514, 424320), (1560, 411808), (1632, 393640), (1664, 386070), (1768, 363360), (1920, 334594), (2040, 314912), (2080, 308856), (2176, 295230), (2210, 290688), (2271, 282880), (2496, 257380), (2652, 242240), (2720, 236184), (3028, 212160), (3120, 205904), (3264, 196820), (3315, 193792), (3328, 193035), (3536, 181680), (3785, 169728), (3840, 167297), (4080, 157456), (4160, 154428), (4352, 147615), (4420, 145344), (4542, 141440), (4992, 128690), (5304, 121120), (5440, 118092), (6056, 106080), (6240, 102952), (6528, 98410), (6630, 96896), (7072, 90840), (7570, 84864), (8160, 78728), (8320, 77214), (8840, 72672), (9084, 70720), (9841, 65280), (9984, 64345), (10608, 60560), (10880, 59046), (11355, 56576), (12112, 53040), (12480, 51476), (12869, 49920), (13056, 49205), (13260, 48448), (14144, 45420), (15140, 42432), (16320, 39364), (16640, 38607), (17680, 36336), (18168, 35360), (19682, 32640), (21216, 30280), (21760, 29523), (22710, 28288), (24224, 26520), (24960, 25738)]