8221680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 29112720

約数和(自身を除く): 20891040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 601, 684, 720, 760, 855, 912, 1140, 1202, 1368, 1520, 1710, 1803, 2280, 2404, 2736, 3005, 3420, 3606, 4560, 4808, 5409, 6010, 6840, 7212, 9015, 9616, 10818, 11419, 12020, 13680, 14424, 18030, 21636, 22838, 24040, 27045, 28848, 34257, 36060, 43272, 45676, 48080, 54090, 57095, 68514, 72120, 86544, 91352, 102771, 108180, 114190, 137028, 144240, 171285, 182704, 205542, 216360, 228380, 274056, 342570, 411084, 432720, 456760, 513855, 548112, 685140, 822168, 913520, 1027710, 1370280, 1644336, 2055420, 2740560, 4110840, 8221680]

約数ペア:

[(1, 8221680), (2, 4110840), (3, 2740560), (4, 2055420), (5, 1644336), (6, 1370280), (8, 1027710), (9, 913520), (10, 822168), (12, 685140), (15, 548112), (16, 513855), (18, 456760), (19, 432720), (20, 411084), (24, 342570), (30, 274056), (36, 228380), (38, 216360), (40, 205542), (45, 182704), (48, 171285), (57, 144240), (60, 137028), (72, 114190), (76, 108180), (80, 102771), (90, 91352), (95, 86544), (114, 72120), (120, 68514), (144, 57095), (152, 54090), (171, 48080), (180, 45676), (190, 43272), (228, 36060), (240, 34257), (285, 28848), (304, 27045), (342, 24040), (360, 22838), (380, 21636), (456, 18030), (570, 14424), (601, 13680), (684, 12020), (720, 11419), (760, 10818), (855, 9616), (912, 9015), (1140, 7212), (1202, 6840), (1368, 6010), (1520, 5409), (1710, 4808), (1803, 4560), (2280, 3606), (2404, 3420), (2736, 3005)]