80931480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 256

約数和(自身を含む): 298598400

約数和(自身を除く): 217666920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 59, 60, 69, 70, 71, 84, 92, 105, 115, 118, 120, 138, 140, 142, 161, 168, 177, 184, 210, 213, 230, 236, 276, 280, 284, 295, 322, 345, 354, 355, 413, 420, 426, 460, 472, 483, 497, 552, 568, 590, 644, 690, 708, 710, 805, 826, 840, 852, 885, 920, 966, 994, 1065, 1180, 1239, 1288, 1357, 1380, 1416, 1420, 1491, 1610, 1633, 1652, 1704, 1770, 1932, 1988, 2065, 2130, 2360, 2415, 2478, 2485, 2714, 2760, 2840, 2982, 3220, 3266, 3304, 3540, 3864, 3976, 4071, 4130, 4189, 4260, 4830, 4899, 4956, 4970, 5428, 5964, 6195, 6440, 6532, 6785, 7080, 7455, 8142, 8165, 8260, 8378, 8520, 9499, 9660, 9798, 9912, 9940, 10856, 11431, 11928, 12390, 12567, 13064, 13570, 14910, 16284, 16330, 16520, 16756, 18998, 19320, 19596, 19880, 20355, 20945, 22862, 24495, 24780, 25134, 27140, 28497, 29323, 29820, 32568, 32660, 33512, 34293, 37996, 39192, 40710, 41890, 45724, 47495, 48990, 49560, 50268, 54280, 56994, 57155, 58646, 59640, 62835, 65320, 68586, 75992, 81420, 83780, 87969, 91448, 94990, 96347, 97980, 100536, 113988, 114310, 117292, 125670, 137172, 142485, 146615, 162840, 167560, 171465, 175938, 189980, 192694, 195960, 227976, 228620, 234584, 251340, 274344, 284970, 289041, 293230, 342930, 351876, 379960, 385388, 439845, 457240, 481735, 502680, 569940, 578082, 586460, 674429, 685860, 703752, 770776, 879690, 963470, 1139880, 1156164, 1172920, 1348858, 1371720, 1445205, 1759380, 1926940, 2023287, 2312328, 2697716, 2890410, 3372145, 3518760, 3853880, 4046574, 5395432, 5780820, 6744290, 8093148, 10116435, 11561640, 13488580, 16186296, 20232870, 26977160, 40465740, 80931480]

約数ペア:

[(1, 80931480), (2, 40465740), (3, 26977160), (4, 20232870), (5, 16186296), (6, 13488580), (7, 11561640), (8, 10116435), (10, 8093148), (12, 6744290), (14, 5780820), (15, 5395432), (20, 4046574), (21, 3853880), (23, 3518760), (24, 3372145), (28, 2890410), (30, 2697716), (35, 2312328), (40, 2023287), (42, 1926940), (46, 1759380), (56, 1445205), (59, 1371720), (60, 1348858), (69, 1172920), (70, 1156164), (71, 1139880), (84, 963470), (92, 879690), (105, 770776), (115, 703752), (118, 685860), (120, 674429), (138, 586460), (140, 578082), (142, 569940), (161, 502680), (168, 481735), (177, 457240), (184, 439845), (210, 385388), (213, 379960), (230, 351876), (236, 342930), (276, 293230), (280, 289041), (284, 284970), (295, 274344), (322, 251340), (345, 234584), (354, 228620), (355, 227976), (413, 195960), (420, 192694), (426, 189980), (460, 175938), (472, 171465), (483, 167560), (497, 162840), (552, 146615), (568, 142485), (590, 137172), (644, 125670), (690, 117292), (708, 114310), (710, 113988), (805, 100536), (826, 97980), (840, 96347), (852, 94990), (885, 91448), (920, 87969), (966, 83780), (994, 81420), (1065, 75992), (1180, 68586), (1239, 65320), (1288, 62835), (1357, 59640), (1380, 58646), (1416, 57155), (1420, 56994), (1491, 54280), (1610, 50268), (1633, 49560), (1652, 48990), (1704, 47495), (1770, 45724), (1932, 41890), (1988, 40710), (2065, 39192), (2130, 37996), (2360, 34293), (2415, 33512), (2478, 32660), (2485, 32568), (2714, 29820), (2760, 29323), (2840, 28497), (2982, 27140), (3220, 25134), (3266, 24780), (3304, 24495), (3540, 22862), (3864, 20945), (3976, 20355), (4071, 19880), (4130, 19596), (4189, 19320), (4260, 18998), (4830, 16756), (4899, 16520), (4956, 16330), (4970, 16284), (5428, 14910), (5964, 13570), (6195, 13064), (6440, 12567), (6532, 12390), (6785, 11928), (7080, 11431), (7455, 10856), (8142, 9940), (8165, 9912), (8260, 9798), (8378, 9660), (8520, 9499)]