21184775520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{621619}}^1$

素因数の和:621708

約数の個数: 96

約数和(自身を含む): 67672039680

約数和(自身を除く): 46487264160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 120, 142, 160, 213, 240, 284, 355, 426, 480, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2272, 2840, 3408, 4260, 5680, 6816, 8520, 11360, 17040, 34080, 621619, 1243238, 1864857, 2486476, 3108095, 3729714, 4972952, 6216190, 7459428, 9324285, 9945904, 12432380, 14918856, 18648570, 19891808, 24864760, 29837712, 37297140, 44134949, 49729520, 59675424, 74594280, 88269898, 99459040, 132404847, 149188560, 176539796, 220674745, 264809694, 298377120, 353079592, 441349490, 529619388, 662024235, 706159184, 882698980, 1059238776, 1324048470, 1412318368, 1765397960, 2118477552, 2648096940, 3530795920, 4236955104, 5296193880, 7061591840, 10592387760, 21184775520]

約数ペア:

[(1, 21184775520), (2, 10592387760), (3, 7061591840), (4, 5296193880), (5, 4236955104), (6, 3530795920), (8, 2648096940), (10, 2118477552), (12, 1765397960), (15, 1412318368), (16, 1324048470), (20, 1059238776), (24, 882698980), (30, 706159184), (32, 662024235), (40, 529619388), (48, 441349490), (60, 353079592), (71, 298377120), (80, 264809694), (96, 220674745), (120, 176539796), (142, 149188560), (160, 132404847), (213, 99459040), (240, 88269898), (284, 74594280), (355, 59675424), (426, 49729520), (480, 44134949), (568, 37297140), (710, 29837712), (852, 24864760), (1065, 19891808), (1136, 18648570), (1420, 14918856), (1704, 12432380), (2130, 9945904), (2272, 9324285), (2840, 7459428), (3408, 6216190), (4260, 4972952), (5680, 3729714), (6816, 3108095), (8520, 2486476), (11360, 1864857), (17040, 1243238), (34080, 621619)]