308919480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{863}}^1$

素因数の和:1053

約数の個数: 128

約数和(自身を含む): 982886400

約数和(自身を除く): 673966920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 157, 190, 228, 285, 314, 380, 456, 471, 570, 628, 760, 785, 863, 942, 1140, 1256, 1570, 1726, 1884, 2280, 2355, 2589, 2983, 3140, 3452, 3768, 4315, 4710, 5178, 5966, 6280, 6904, 8630, 8949, 9420, 10356, 11932, 12945, 14915, 16397, 17260, 17898, 18840, 20712, 23864, 25890, 29830, 32794, 34520, 35796, 44745, 49191, 51780, 59660, 65588, 71592, 81985, 89490, 98382, 103560, 119320, 131176, 135491, 163970, 178980, 196764, 245955, 270982, 327940, 357960, 393528, 406473, 491910, 541964, 655880, 677455, 812946, 983820, 1083928, 1354910, 1625892, 1967640, 2032365, 2574329, 2709820, 3251784, 4064730, 5148658, 5419640, 7722987, 8129460, 10297316, 12871645, 15445974, 16258920, 20594632, 25743290, 30891948, 38614935, 51486580, 61783896, 77229870, 102973160, 154459740, 308919480]

約数ペア:

[(1, 308919480), (2, 154459740), (3, 102973160), (4, 77229870), (5, 61783896), (6, 51486580), (8, 38614935), (10, 30891948), (12, 25743290), (15, 20594632), (19, 16258920), (20, 15445974), (24, 12871645), (30, 10297316), (38, 8129460), (40, 7722987), (57, 5419640), (60, 5148658), (76, 4064730), (95, 3251784), (114, 2709820), (120, 2574329), (152, 2032365), (157, 1967640), (190, 1625892), (228, 1354910), (285, 1083928), (314, 983820), (380, 812946), (456, 677455), (471, 655880), (570, 541964), (628, 491910), (760, 406473), (785, 393528), (863, 357960), (942, 327940), (1140, 270982), (1256, 245955), (1570, 196764), (1726, 178980), (1884, 163970), (2280, 135491), (2355, 131176), (2589, 119320), (2983, 103560), (3140, 98382), (3452, 89490), (3768, 81985), (4315, 71592), (4710, 65588), (5178, 59660), (5966, 51780), (6280, 49191), (6904, 44745), (8630, 35796), (8949, 34520), (9420, 32794), (10356, 29830), (11932, 25890), (12945, 23864), (14915, 20712), (16397, 18840), (17260, 17898)]