275025720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 866557440

約数和(自身を除く): 591531720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 251, 276, 345, 397, 460, 502, 552, 690, 753, 794, 920, 1004, 1191, 1255, 1380, 1506, 1588, 1985, 2008, 2382, 2510, 2760, 3012, 3176, 3765, 3970, 4764, 5020, 5773, 5955, 6024, 7530, 7940, 9131, 9528, 10040, 11546, 11910, 15060, 15880, 17319, 18262, 23092, 23820, 27393, 28865, 30120, 34638, 36524, 45655, 46184, 47640, 54786, 57730, 69276, 73048, 86595, 91310, 99647, 109572, 115460, 136965, 138552, 173190, 182620, 199294, 219144, 230920, 273930, 298941, 346380, 365240, 398588, 498235, 547860, 597882, 692760, 797176, 996470, 1095720, 1195764, 1494705, 1992940, 2291881, 2391528, 2989410, 3985880, 4583762, 5978820, 6875643, 9167524, 11459405, 11957640, 13751286, 18335048, 22918810, 27502572, 34378215, 45837620, 55005144, 68756430, 91675240, 137512860, 275025720]

約数ペア:

[(1, 275025720), (2, 137512860), (3, 91675240), (4, 68756430), (5, 55005144), (6, 45837620), (8, 34378215), (10, 27502572), (12, 22918810), (15, 18335048), (20, 13751286), (23, 11957640), (24, 11459405), (30, 9167524), (40, 6875643), (46, 5978820), (60, 4583762), (69, 3985880), (92, 2989410), (115, 2391528), (120, 2291881), (138, 1992940), (184, 1494705), (230, 1195764), (251, 1095720), (276, 996470), (345, 797176), (397, 692760), (460, 597882), (502, 547860), (552, 498235), (690, 398588), (753, 365240), (794, 346380), (920, 298941), (1004, 273930), (1191, 230920), (1255, 219144), (1380, 199294), (1506, 182620), (1588, 173190), (1985, 138552), (2008, 136965), (2382, 115460), (2510, 109572), (2760, 99647), (3012, 91310), (3176, 86595), (3765, 73048), (3970, 69276), (4764, 57730), (5020, 54786), (5773, 47640), (5955, 46184), (6024, 45655), (7530, 36524), (7940, 34638), (9131, 30120), (9528, 28865), (10040, 27393), (11546, 23820), (11910, 23092), (15060, 18262), (15880, 17319)]