61655640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 195955200

約数和(自身を除く): 134299560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 89, 92, 115, 120, 138, 178, 184, 230, 251, 267, 276, 345, 356, 445, 460, 502, 534, 552, 690, 712, 753, 890, 920, 1004, 1068, 1255, 1335, 1380, 1506, 1780, 2008, 2047, 2136, 2510, 2670, 2760, 3012, 3560, 3765, 4094, 5020, 5340, 5773, 6024, 6141, 7530, 8188, 10040, 10235, 10680, 11546, 12282, 15060, 16376, 17319, 20470, 22339, 23092, 24564, 28865, 30120, 30705, 34638, 40940, 44678, 46184, 49128, 57730, 61410, 67017, 69276, 81880, 86595, 89356, 111695, 115460, 122820, 134034, 138552, 173190, 178712, 223390, 230920, 245640, 268068, 335085, 346380, 446780, 513797, 536136, 670170, 692760, 893560, 1027594, 1340340, 1541391, 2055188, 2568985, 2680680, 3082782, 4110376, 5137970, 6165564, 7706955, 10275940, 12331128, 15413910, 20551880, 30827820, 61655640]

約数ペア:

[(1, 61655640), (2, 30827820), (3, 20551880), (4, 15413910), (5, 12331128), (6, 10275940), (8, 7706955), (10, 6165564), (12, 5137970), (15, 4110376), (20, 3082782), (23, 2680680), (24, 2568985), (30, 2055188), (40, 1541391), (46, 1340340), (60, 1027594), (69, 893560), (89, 692760), (92, 670170), (115, 536136), (120, 513797), (138, 446780), (178, 346380), (184, 335085), (230, 268068), (251, 245640), (267, 230920), (276, 223390), (345, 178712), (356, 173190), (445, 138552), (460, 134034), (502, 122820), (534, 115460), (552, 111695), (690, 89356), (712, 86595), (753, 81880), (890, 69276), (920, 67017), (1004, 61410), (1068, 57730), (1255, 49128), (1335, 46184), (1380, 44678), (1506, 40940), (1780, 34638), (2008, 30705), (2047, 30120), (2136, 28865), (2510, 24564), (2670, 23092), (2760, 22339), (3012, 20470), (3560, 17319), (3765, 16376), (4094, 15060), (5020, 12282), (5340, 11546), (5773, 10680), (6024, 10235), (6141, 10040), (7530, 8188)]