7451640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{2957}}^1$

素因数の和:2981

約数の個数: 96

約数和(自身を含む): 27686880

約数和(自身を除く): 20235240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 2957, 5914, 8871, 11828, 14785, 17742, 20699, 23656, 26613, 29570, 35484, 41398, 44355, 53226, 59140, 62097, 70968, 82796, 88710, 103495, 106452, 118280, 124194, 133065, 165592, 177420, 186291, 206990, 212904, 248388, 266130, 310485, 354840, 372582, 413980, 496776, 532260, 620970, 745164, 827960, 931455, 1064520, 1241940, 1490328, 1862910, 2483880, 3725820, 7451640]

約数ペア:

[(1, 7451640), (2, 3725820), (3, 2483880), (4, 1862910), (5, 1490328), (6, 1241940), (7, 1064520), (8, 931455), (9, 827960), (10, 745164), (12, 620970), (14, 532260), (15, 496776), (18, 413980), (20, 372582), (21, 354840), (24, 310485), (28, 266130), (30, 248388), (35, 212904), (36, 206990), (40, 186291), (42, 177420), (45, 165592), (56, 133065), (60, 124194), (63, 118280), (70, 106452), (72, 103495), (84, 88710), (90, 82796), (105, 70968), (120, 62097), (126, 59140), (140, 53226), (168, 44355), (180, 41398), (210, 35484), (252, 29570), (280, 26613), (315, 23656), (360, 20699), (420, 17742), (504, 14785), (630, 11828), (840, 8871), (1260, 5914), (2520, 2957)]