72672720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15937}}^1$

素因数の和:15972

約数の個数: 80

約数和(自身を含む): 237157440

約数和(自身を除く): 164484720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 15937, 31874, 47811, 63748, 79685, 95622, 127496, 159370, 191244, 239055, 254992, 302803, 318740, 382488, 478110, 605606, 637480, 764976, 908409, 956220, 1211212, 1274960, 1514015, 1816818, 1912440, 2422424, 3028030, 3633636, 3824880, 4542045, 4844848, 6056060, 7267272, 9084090, 12112120, 14534544, 18168180, 24224240, 36336360, 72672720]

約数ペア:

[(1, 72672720), (2, 36336360), (3, 24224240), (4, 18168180), (5, 14534544), (6, 12112120), (8, 9084090), (10, 7267272), (12, 6056060), (15, 4844848), (16, 4542045), (19, 3824880), (20, 3633636), (24, 3028030), (30, 2422424), (38, 1912440), (40, 1816818), (48, 1514015), (57, 1274960), (60, 1211212), (76, 956220), (80, 908409), (95, 764976), (114, 637480), (120, 605606), (152, 478110), (190, 382488), (228, 318740), (240, 302803), (285, 254992), (304, 239055), (380, 191244), (456, 159370), (570, 127496), (760, 95622), (912, 79685), (1140, 63748), (1520, 47811), (2280, 31874), (4560, 15937)]