210016680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1619}}^1$

素因数の和:1703

約数の個数: 128

約数和(自身を含む): 671846400

約数和(自身を除く): 461829720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 47, 60, 69, 92, 94, 115, 120, 138, 141, 184, 188, 230, 235, 276, 282, 345, 376, 460, 470, 552, 564, 690, 705, 920, 940, 1081, 1128, 1380, 1410, 1619, 1880, 2162, 2760, 2820, 3238, 3243, 4324, 4857, 5405, 5640, 6476, 6486, 8095, 8648, 9714, 10810, 12952, 12972, 16190, 16215, 19428, 21620, 24285, 25944, 32380, 32430, 37237, 38856, 43240, 48570, 64760, 64860, 74474, 76093, 97140, 111711, 129720, 148948, 152186, 186185, 194280, 223422, 228279, 297896, 304372, 372370, 380465, 446844, 456558, 558555, 608744, 744740, 760930, 893688, 913116, 1117110, 1141395, 1489480, 1521860, 1750139, 1826232, 2234220, 2282790, 3043720, 3500278, 4468440, 4565580, 5250417, 7000556, 8750695, 9131160, 10500834, 14001112, 17501390, 21001668, 26252085, 35002780, 42003336, 52504170, 70005560, 105008340, 210016680]

約数ペア:

[(1, 210016680), (2, 105008340), (3, 70005560), (4, 52504170), (5, 42003336), (6, 35002780), (8, 26252085), (10, 21001668), (12, 17501390), (15, 14001112), (20, 10500834), (23, 9131160), (24, 8750695), (30, 7000556), (40, 5250417), (46, 4565580), (47, 4468440), (60, 3500278), (69, 3043720), (92, 2282790), (94, 2234220), (115, 1826232), (120, 1750139), (138, 1521860), (141, 1489480), (184, 1141395), (188, 1117110), (230, 913116), (235, 893688), (276, 760930), (282, 744740), (345, 608744), (376, 558555), (460, 456558), (470, 446844), (552, 380465), (564, 372370), (690, 304372), (705, 297896), (920, 228279), (940, 223422), (1081, 194280), (1128, 186185), (1380, 152186), (1410, 148948), (1619, 129720), (1880, 111711), (2162, 97140), (2760, 76093), (2820, 74474), (3238, 64860), (3243, 64760), (4324, 48570), (4857, 43240), (5405, 38856), (5640, 37237), (6476, 32430), (6486, 32380), (8095, 25944), (8648, 24285), (9714, 21620), (10810, 19428), (12952, 16215), (12972, 16190)]