291227520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{151681}}^1$

素因数の和:151703

約数の個数: 64

約数和(自身を含む): 928293840

約数和(自身を除く): 637066320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 151681, 303362, 455043, 606724, 758405, 910086, 1213448, 1516810, 1820172, 2275215, 2426896, 3033620, 3640344, 4550430, 4853792, 6067240, 7280688, 9100860, 9707584, 12134480, 14561376, 18201720, 19415168, 24268960, 29122752, 36403440, 48537920, 58245504, 72806880, 97075840, 145613760, 291227520]

約数ペア:

[(1, 291227520), (2, 145613760), (3, 97075840), (4, 72806880), (5, 58245504), (6, 48537920), (8, 36403440), (10, 29122752), (12, 24268960), (15, 19415168), (16, 18201720), (20, 14561376), (24, 12134480), (30, 9707584), (32, 9100860), (40, 7280688), (48, 6067240), (60, 4853792), (64, 4550430), (80, 3640344), (96, 3033620), (120, 2426896), (128, 2275215), (160, 1820172), (192, 1516810), (240, 1213448), (320, 910086), (384, 758405), (480, 606724), (640, 455043), (960, 303362), (1920, 151681)]