72481920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{5393}}^1$

素因数の和:5422

約数の個数: 128

約数和(自身を含む): 264090240

約数和(自身を除く): 191608320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 5393, 6720, 10786, 13440, 16179, 21572, 26965, 32358, 37751, 43144, 53930, 64716, 75502, 80895, 86288, 107860, 113253, 129432, 151004, 161790, 172576, 188755, 215720, 226506, 258864, 302008, 323580, 345152, 377510, 431440, 453012, 517728, 566265, 604016, 647160, 690304, 755020, 862880, 906024, 1035456, 1132530, 1208032, 1294320, 1510040, 1725760, 1812048, 2070912, 2265060, 2416064, 2588640, 3020080, 3451520, 3624096, 4530120, 4832128, 5177280, 6040160, 7248192, 9060240, 10354560, 12080320, 14496384, 18120480, 24160640, 36240960, 72481920]

約数ペア:

[(1, 72481920), (2, 36240960), (3, 24160640), (4, 18120480), (5, 14496384), (6, 12080320), (7, 10354560), (8, 9060240), (10, 7248192), (12, 6040160), (14, 5177280), (15, 4832128), (16, 4530120), (20, 3624096), (21, 3451520), (24, 3020080), (28, 2588640), (30, 2416064), (32, 2265060), (35, 2070912), (40, 1812048), (42, 1725760), (48, 1510040), (56, 1294320), (60, 1208032), (64, 1132530), (70, 1035456), (80, 906024), (84, 862880), (96, 755020), (105, 690304), (112, 647160), (120, 604016), (128, 566265), (140, 517728), (160, 453012), (168, 431440), (192, 377510), (210, 345152), (224, 323580), (240, 302008), (280, 258864), (320, 226506), (336, 215720), (384, 188755), (420, 172576), (448, 161790), (480, 151004), (560, 129432), (640, 113253), (672, 107860), (840, 86288), (896, 80895), (960, 75502), (1120, 64716), (1344, 53930), (1680, 43144), (1920, 37751), (2240, 32358), (2688, 26965), (3360, 21572), (4480, 16179), (5393, 13440), (6720, 10786)]