74845890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{199}}^2$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 229253760

約数和(自身を除く): 154407870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 199, 210, 270, 315, 378, 398, 597, 630, 945, 995, 1194, 1393, 1791, 1890, 1990, 2786, 2985, 3582, 4179, 5373, 5970, 6965, 8358, 8955, 10746, 12537, 13930, 17910, 20895, 25074, 26865, 37611, 39601, 41790, 53730, 62685, 75222, 79202, 118803, 125370, 188055, 198005, 237606, 277207, 356409, 376110, 396010, 554414, 594015, 712818, 831621, 1069227, 1188030, 1386035, 1663242, 1782045, 2138454, 2494863, 2772070, 3564090, 4158105, 4989726, 5346135, 7484589, 8316210, 10692270, 12474315, 14969178, 24948630, 37422945, 74845890]

約数ペア:

[(1, 74845890), (2, 37422945), (3, 24948630), (5, 14969178), (6, 12474315), (7, 10692270), (9, 8316210), (10, 7484589), (14, 5346135), (15, 4989726), (18, 4158105), (21, 3564090), (27, 2772070), (30, 2494863), (35, 2138454), (42, 1782045), (45, 1663242), (54, 1386035), (63, 1188030), (70, 1069227), (90, 831621), (105, 712818), (126, 594015), (135, 554414), (189, 396010), (199, 376110), (210, 356409), (270, 277207), (315, 237606), (378, 198005), (398, 188055), (597, 125370), (630, 118803), (945, 79202), (995, 75222), (1194, 62685), (1393, 53730), (1791, 41790), (1890, 39601), (1990, 37611), (2786, 26865), (2985, 25074), (3582, 20895), (4179, 17910), (5373, 13930), (5970, 12537), (6965, 10746), (8358, 8955)]