18777180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 57153600

約数和(自身を除く): 38376420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 41, 51, 60, 68, 82, 85, 102, 123, 164, 170, 204, 205, 246, 255, 340, 410, 449, 492, 510, 615, 697, 820, 898, 1020, 1230, 1347, 1394, 1796, 2091, 2245, 2460, 2694, 2788, 3485, 4182, 4490, 5388, 6735, 6970, 7633, 8364, 8980, 10455, 13470, 13940, 15266, 18409, 20910, 22899, 26940, 30532, 36818, 38165, 41820, 45798, 55227, 73636, 76330, 91596, 92045, 110454, 114495, 152660, 184090, 220908, 228990, 276135, 312953, 368180, 457980, 552270, 625906, 938859, 1104540, 1251812, 1564765, 1877718, 3129530, 3755436, 4694295, 6259060, 9388590, 18777180]

約数ペア:

[(1, 18777180), (2, 9388590), (3, 6259060), (4, 4694295), (5, 3755436), (6, 3129530), (10, 1877718), (12, 1564765), (15, 1251812), (17, 1104540), (20, 938859), (30, 625906), (34, 552270), (41, 457980), (51, 368180), (60, 312953), (68, 276135), (82, 228990), (85, 220908), (102, 184090), (123, 152660), (164, 114495), (170, 110454), (204, 92045), (205, 91596), (246, 76330), (255, 73636), (340, 55227), (410, 45798), (449, 41820), (492, 38165), (510, 36818), (615, 30532), (697, 26940), (820, 22899), (898, 20910), (1020, 18409), (1230, 15266), (1347, 13940), (1394, 13470), (1796, 10455), (2091, 8980), (2245, 8364), (2460, 7633), (2694, 6970), (2788, 6735), (3485, 5388), (4182, 4490)]