78144720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17137}}^1$

素因数の和:17172

約数の個数: 80

約数和(自身を含む): 255013440

約数和(自身を除く): 176868720

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, 17137, 34274, 51411, 68548, 85685, 102822, 137096, 171370, 205644, 257055, 274192, 325603, 342740, 411288, 514110, 651206, 685480, 822576, 976809, 1028220, 1302412, 1370960, 1628015, 1953618, 2056440, 2604824, 3256030, 3907236, 4112880, 4884045, 5209648, 6512060, 7814472, 9768090, 13024120, 15628944, 19536180, 26048240, 39072360, 78144720]

約数ペア:

[(1, 78144720), (2, 39072360), (3, 26048240), (4, 19536180), (5, 15628944), (6, 13024120), (8, 9768090), (10, 7814472), (12, 6512060), (15, 5209648), (16, 4884045), (19, 4112880), (20, 3907236), (24, 3256030), (30, 2604824), (38, 2056440), (40, 1953618), (48, 1628015), (57, 1370960), (60, 1302412), (76, 1028220), (80, 976809), (95, 822576), (114, 685480), (120, 651206), (152, 514110), (190, 411288), (228, 342740), (240, 325603), (285, 274192), (304, 257055), (380, 205644), (456, 171370), (570, 137096), (760, 102822), (912, 85685), (1140, 68548), (1520, 51411), (2280, 34274), (4560, 17137)]