72045960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:651

約数の個数: 128

約数和(自身を含む): 248832000

約数和(自身を除く): 176786040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 199, 210, 280, 398, 420, 431, 597, 796, 840, 862, 995, 1194, 1293, 1393, 1592, 1724, 1990, 2155, 2388, 2586, 2786, 2985, 3017, 3448, 3980, 4179, 4310, 4776, 5172, 5572, 5970, 6034, 6465, 6965, 7960, 8358, 8620, 9051, 10344, 11144, 11940, 12068, 12930, 13930, 15085, 16716, 17240, 18102, 20895, 23880, 24136, 25860, 27860, 30170, 33432, 36204, 41790, 45255, 51720, 55720, 60340, 72408, 83580, 85769, 90510, 120680, 167160, 171538, 181020, 257307, 343076, 362040, 428845, 514614, 600383, 686152, 857690, 1029228, 1200766, 1286535, 1715380, 1801149, 2058456, 2401532, 2573070, 3001915, 3430760, 3602298, 4803064, 5146140, 6003830, 7204596, 9005745, 10292280, 12007660, 14409192, 18011490, 24015320, 36022980, 72045960]

約数ペア:

[(1, 72045960), (2, 36022980), (3, 24015320), (4, 18011490), (5, 14409192), (6, 12007660), (7, 10292280), (8, 9005745), (10, 7204596), (12, 6003830), (14, 5146140), (15, 4803064), (20, 3602298), (21, 3430760), (24, 3001915), (28, 2573070), (30, 2401532), (35, 2058456), (40, 1801149), (42, 1715380), (56, 1286535), (60, 1200766), (70, 1029228), (84, 857690), (105, 686152), (120, 600383), (140, 514614), (168, 428845), (199, 362040), (210, 343076), (280, 257307), (398, 181020), (420, 171538), (431, 167160), (597, 120680), (796, 90510), (840, 85769), (862, 83580), (995, 72408), (1194, 60340), (1293, 55720), (1393, 51720), (1592, 45255), (1724, 41790), (1990, 36204), (2155, 33432), (2388, 30170), (2586, 27860), (2786, 25860), (2985, 24136), (3017, 23880), (3448, 20895), (3980, 18102), (4179, 17240), (4310, 16716), (4776, 15085), (5172, 13930), (5572, 12930), (5970, 12068), (6034, 11940), (6465, 11144), (6965, 10344), (7960, 9051), (8358, 8620)]