190959720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{491}}^1$

素因数の和:975

約数の個数: 128

約数和(自身を含む): 657469440

約数和(自身を除く): 466509720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 463, 491, 840, 926, 982, 1389, 1473, 1852, 1964, 2315, 2455, 2778, 2946, 3241, 3437, 3704, 3928, 4630, 4910, 5556, 5892, 6482, 6874, 6945, 7365, 9260, 9723, 9820, 10311, 11112, 11784, 12964, 13748, 13890, 14730, 16205, 17185, 18520, 19446, 19640, 20622, 25928, 27496, 27780, 29460, 32410, 34370, 38892, 41244, 48615, 51555, 55560, 58920, 64820, 68740, 77784, 82488, 97230, 103110, 129640, 137480, 194460, 206220, 227333, 388920, 412440, 454666, 681999, 909332, 1136665, 1363998, 1591331, 1818664, 2273330, 2727996, 3182662, 3409995, 4546660, 4773993, 5455992, 6365324, 6819990, 7956655, 9093320, 9547986, 12730648, 13639980, 15913310, 19095972, 23869965, 27279960, 31826620, 38191944, 47739930, 63653240, 95479860, 190959720]

約数ペア:

[(1, 190959720), (2, 95479860), (3, 63653240), (4, 47739930), (5, 38191944), (6, 31826620), (7, 27279960), (8, 23869965), (10, 19095972), (12, 15913310), (14, 13639980), (15, 12730648), (20, 9547986), (21, 9093320), (24, 7956655), (28, 6819990), (30, 6365324), (35, 5455992), (40, 4773993), (42, 4546660), (56, 3409995), (60, 3182662), (70, 2727996), (84, 2273330), (105, 1818664), (120, 1591331), (140, 1363998), (168, 1136665), (210, 909332), (280, 681999), (420, 454666), (463, 412440), (491, 388920), (840, 227333), (926, 206220), (982, 194460), (1389, 137480), (1473, 129640), (1852, 103110), (1964, 97230), (2315, 82488), (2455, 77784), (2778, 68740), (2946, 64820), (3241, 58920), (3437, 55560), (3704, 51555), (3928, 48615), (4630, 41244), (4910, 38892), (5556, 34370), (5892, 32410), (6482, 29460), (6874, 27780), (6945, 27496), (7365, 25928), (9260, 20622), (9723, 19640), (9820, 19446), (10311, 18520), (11112, 17185), (11784, 16205), (12964, 14730), (13748, 13890)]