280775040

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1649

約数の個数: 256

約数和(自身を含む): 1102187520

約数和(自身を除く): 821412480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1607, 1664, 1680, 1820, 1920, 2080, 2184, 2240, 2496, 2688, 2730, 2912, 3120, 3214, 3360, 3640, 4160, 4368, 4480, 4821, 4992, 5460, 5824, 6240, 6428, 6720, 7280, 8035, 8320, 8736, 9642, 10920, 11249, 11648, 12480, 12856, 13440, 14560, 16070, 17472, 19284, 20891, 21840, 22498, 24105, 24960, 25712, 29120, 32140, 33747, 34944, 38568, 41782, 43680, 44996, 48210, 51424, 56245, 58240, 62673, 64280, 67494, 77136, 83564, 87360, 89992, 96420, 102848, 104455, 112490, 125346, 128560, 134988, 146237, 154272, 167128, 168735, 174720, 179984, 192840, 205696, 208910, 224980, 250692, 257120, 269976, 292474, 308544, 313365, 334256, 337470, 359968, 385680, 417820, 438711, 449960, 501384, 514240, 539952, 584948, 617088, 626730, 668512, 674940, 719936, 731185, 771360, 835640, 877422, 899920, 1002768, 1028480, 1079904, 1169896, 1253460, 1337024, 1349880, 1439872, 1462370, 1542720, 1671280, 1754844, 1799840, 2005536, 2159808, 2193555, 2339792, 2506920, 2674048, 2699760, 2924740, 3085440, 3342560, 3509688, 3599680, 4011072, 4319616, 4387110, 4679584, 5013840, 5399520, 5849480, 6685120, 7019376, 7199360, 8022144, 8774220, 9359168, 10027680, 10799040, 11698960, 13370240, 14038752, 17548440, 18718336, 20055360, 21598080, 23397920, 28077504, 35096880, 40110720, 46795840, 56155008, 70193760, 93591680, 140387520, 280775040]

約数ペア:

[(1, 280775040), (2, 140387520), (3, 93591680), (4, 70193760), (5, 56155008), (6, 46795840), (7, 40110720), (8, 35096880), (10, 28077504), (12, 23397920), (13, 21598080), (14, 20055360), (15, 18718336), (16, 17548440), (20, 14038752), (21, 13370240), (24, 11698960), (26, 10799040), (28, 10027680), (30, 9359168), (32, 8774220), (35, 8022144), (39, 7199360), (40, 7019376), (42, 6685120), (48, 5849480), (52, 5399520), (56, 5013840), (60, 4679584), (64, 4387110), (65, 4319616), (70, 4011072), (78, 3599680), (80, 3509688), (84, 3342560), (91, 3085440), (96, 2924740), (104, 2699760), (105, 2674048), (112, 2506920), (120, 2339792), (128, 2193555), (130, 2159808), (140, 2005536), (156, 1799840), (160, 1754844), (168, 1671280), (182, 1542720), (192, 1462370), (195, 1439872), (208, 1349880), (210, 1337024), (224, 1253460), (240, 1169896), (260, 1079904), (273, 1028480), (280, 1002768), (312, 899920), (320, 877422), (336, 835640), (364, 771360), (384, 731185), (390, 719936), (416, 674940), (420, 668512), (448, 626730), (455, 617088), (480, 584948), (520, 539952), (546, 514240), (560, 501384), (624, 449960), (640, 438711), (672, 417820), (728, 385680), (780, 359968), (832, 337470), (840, 334256), (896, 313365), (910, 308544), (960, 292474), (1040, 269976), (1092, 257120), (1120, 250692), (1248, 224980), (1344, 208910), (1365, 205696), (1456, 192840), (1560, 179984), (1607, 174720), (1664, 168735), (1680, 167128), (1820, 154272), (1920, 146237), (2080, 134988), (2184, 128560), (2240, 125346), (2496, 112490), (2688, 104455), (2730, 102848), (2912, 96420), (3120, 89992), (3214, 87360), (3360, 83564), (3640, 77136), (4160, 67494), (4368, 64280), (4480, 62673), (4821, 58240), (4992, 56245), (5460, 51424), (5824, 48210), (6240, 44996), (6428, 43680), (6720, 41782), (7280, 38568), (8035, 34944), (8320, 33747), (8736, 32140), (9642, 29120), (10920, 25712), (11249, 24960), (11648, 24105), (12480, 22498), (12856, 21840), (13440, 20891), (14560, 19284), (16070, 17472)]