249627480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 770757120

約数和(自身を除く): 521129640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 83, 120, 142, 166, 213, 249, 284, 332, 353, 355, 415, 426, 498, 568, 664, 706, 710, 830, 852, 996, 1059, 1065, 1245, 1412, 1420, 1660, 1704, 1765, 1992, 2118, 2130, 2490, 2824, 2840, 3320, 3530, 4236, 4260, 4980, 5295, 5893, 7060, 8472, 8520, 9960, 10590, 11786, 14120, 17679, 21180, 23572, 25063, 29299, 29465, 35358, 42360, 47144, 50126, 58598, 58930, 70716, 75189, 87897, 88395, 100252, 117196, 117860, 125315, 141432, 146495, 150378, 175794, 176790, 200504, 234392, 235720, 250630, 292990, 300756, 351588, 353580, 375945, 439485, 501260, 585980, 601512, 703176, 707160, 751890, 878970, 1002520, 1171960, 1503780, 1757940, 2080229, 3007560, 3515880, 4160458, 6240687, 8320916, 10401145, 12481374, 16641832, 20802290, 24962748, 31203435, 41604580, 49925496, 62406870, 83209160, 124813740, 249627480]

約数ペア:

[(1, 249627480), (2, 124813740), (3, 83209160), (4, 62406870), (5, 49925496), (6, 41604580), (8, 31203435), (10, 24962748), (12, 20802290), (15, 16641832), (20, 12481374), (24, 10401145), (30, 8320916), (40, 6240687), (60, 4160458), (71, 3515880), (83, 3007560), (120, 2080229), (142, 1757940), (166, 1503780), (213, 1171960), (249, 1002520), (284, 878970), (332, 751890), (353, 707160), (355, 703176), (415, 601512), (426, 585980), (498, 501260), (568, 439485), (664, 375945), (706, 353580), (710, 351588), (830, 300756), (852, 292990), (996, 250630), (1059, 235720), (1065, 234392), (1245, 200504), (1412, 176790), (1420, 175794), (1660, 150378), (1704, 146495), (1765, 141432), (1992, 125315), (2118, 117860), (2130, 117196), (2490, 100252), (2824, 88395), (2840, 87897), (3320, 75189), (3530, 70716), (4236, 58930), (4260, 58598), (4980, 50126), (5295, 47144), (5893, 42360), (7060, 35358), (8472, 29465), (8520, 29299), (9960, 25063), (10590, 23572), (11786, 21180), (14120, 17679)]