251413968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:413

約数の個数: 160

約数和(自身を含む): 741952512

約数和(自身を除く): 490538544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 41, 48, 52, 62, 78, 82, 93, 104, 123, 124, 156, 164, 186, 208, 246, 248, 312, 317, 328, 372, 403, 492, 496, 533, 624, 634, 656, 744, 806, 951, 984, 1066, 1209, 1268, 1271, 1488, 1599, 1612, 1902, 1968, 2132, 2418, 2536, 2542, 3198, 3224, 3804, 3813, 4121, 4264, 4836, 5072, 5084, 6396, 6448, 7608, 7626, 8242, 8528, 9672, 9827, 10168, 12363, 12792, 12997, 15216, 15252, 16484, 16523, 19344, 19654, 20336, 24726, 25584, 25994, 29481, 30504, 32968, 33046, 38991, 39308, 49452, 49569, 51988, 58962, 61008, 65936, 66092, 77982, 78616, 98904, 99138, 103976, 117924, 127751, 132184, 155964, 157232, 168961, 197808, 198276, 207952, 235848, 255502, 264368, 311928, 337922, 383253, 396552, 402907, 471696, 506883, 511004, 623856, 675844, 766506, 793104, 805814, 1013766, 1022008, 1208721, 1351688, 1533012, 1611628, 2027532, 2044016, 2417442, 2703376, 3066024, 3223256, 4055064, 4834884, 5237791, 6132048, 6446512, 8110128, 9669768, 10475582, 15713373, 19339536, 20951164, 31426746, 41902328, 62853492, 83804656, 125706984, 251413968]

約数ペア:

[(1, 251413968), (2, 125706984), (3, 83804656), (4, 62853492), (6, 41902328), (8, 31426746), (12, 20951164), (13, 19339536), (16, 15713373), (24, 10475582), (26, 9669768), (31, 8110128), (39, 6446512), (41, 6132048), (48, 5237791), (52, 4834884), (62, 4055064), (78, 3223256), (82, 3066024), (93, 2703376), (104, 2417442), (123, 2044016), (124, 2027532), (156, 1611628), (164, 1533012), (186, 1351688), (208, 1208721), (246, 1022008), (248, 1013766), (312, 805814), (317, 793104), (328, 766506), (372, 675844), (403, 623856), (492, 511004), (496, 506883), (533, 471696), (624, 402907), (634, 396552), (656, 383253), (744, 337922), (806, 311928), (951, 264368), (984, 255502), (1066, 235848), (1209, 207952), (1268, 198276), (1271, 197808), (1488, 168961), (1599, 157232), (1612, 155964), (1902, 132184), (1968, 127751), (2132, 117924), (2418, 103976), (2536, 99138), (2542, 98904), (3198, 78616), (3224, 77982), (3804, 66092), (3813, 65936), (4121, 61008), (4264, 58962), (4836, 51988), (5072, 49569), (5084, 49452), (6396, 39308), (6448, 38991), (7608, 33046), (7626, 32968), (8242, 30504), (8528, 29481), (9672, 25994), (9827, 25584), (10168, 24726), (12363, 20336), (12792, 19654), (12997, 19344), (15216, 16523), (15252, 16484)]