76305880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 207360000

約数和(自身を除く): 131054120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 59, 62, 70, 118, 124, 140, 149, 155, 217, 236, 248, 280, 295, 298, 310, 413, 434, 472, 590, 596, 620, 745, 826, 868, 1043, 1085, 1180, 1192, 1240, 1490, 1652, 1736, 1829, 2065, 2086, 2170, 2360, 2980, 3304, 3658, 4130, 4172, 4340, 4619, 5215, 5960, 7316, 8260, 8344, 8680, 8791, 9145, 9238, 10430, 12803, 14632, 16520, 17582, 18290, 18476, 20860, 23095, 25606, 32333, 35164, 36580, 36952, 41720, 43955, 46190, 51212, 61537, 64015, 64666, 70328, 73160, 87910, 92380, 102424, 123074, 128030, 129332, 161665, 175820, 184760, 246148, 256060, 258664, 272521, 307685, 323330, 351640, 492296, 512120, 545042, 615370, 646660, 1090084, 1230740, 1293320, 1362605, 1907647, 2180168, 2461480, 2725210, 3815294, 5450420, 7630588, 9538235, 10900840, 15261176, 19076470, 38152940, 76305880]

約数ペア:

[(1, 76305880), (2, 38152940), (4, 19076470), (5, 15261176), (7, 10900840), (8, 9538235), (10, 7630588), (14, 5450420), (20, 3815294), (28, 2725210), (31, 2461480), (35, 2180168), (40, 1907647), (56, 1362605), (59, 1293320), (62, 1230740), (70, 1090084), (118, 646660), (124, 615370), (140, 545042), (149, 512120), (155, 492296), (217, 351640), (236, 323330), (248, 307685), (280, 272521), (295, 258664), (298, 256060), (310, 246148), (413, 184760), (434, 175820), (472, 161665), (590, 129332), (596, 128030), (620, 123074), (745, 102424), (826, 92380), (868, 87910), (1043, 73160), (1085, 70328), (1180, 64666), (1192, 64015), (1240, 61537), (1490, 51212), (1652, 46190), (1736, 43955), (1829, 41720), (2065, 36952), (2086, 36580), (2170, 35164), (2360, 32333), (2980, 25606), (3304, 23095), (3658, 20860), (4130, 18476), (4172, 18290), (4340, 17582), (4619, 16520), (5215, 14632), (5960, 12803), (7316, 10430), (8260, 9238), (8344, 9145), (8680, 8791)]