171251640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{67957}}^1$

素因数の和:67981

約数の個数: 96

約数和(自身を含む): 636086880

約数和(自身を除く): 464835240

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, 67957, 135914, 203871, 271828, 339785, 407742, 475699, 543656, 611613, 679570, 815484, 951398, 1019355, 1223226, 1359140, 1427097, 1630968, 1902796, 2038710, 2378495, 2446452, 2718280, 2854194, 3058065, 3805592, 4077420, 4281291, 4756990, 4892904, 5708388, 6116130, 7135485, 8154840, 8562582, 9513980, 11416776, 12232260, 14270970, 17125164, 19027960, 21406455, 24464520, 28541940, 34250328, 42812910, 57083880, 85625820, 171251640]

約数ペア:

[(1, 171251640), (2, 85625820), (3, 57083880), (4, 42812910), (5, 34250328), (6, 28541940), (7, 24464520), (8, 21406455), (9, 19027960), (10, 17125164), (12, 14270970), (14, 12232260), (15, 11416776), (18, 9513980), (20, 8562582), (21, 8154840), (24, 7135485), (28, 6116130), (30, 5708388), (35, 4892904), (36, 4756990), (40, 4281291), (42, 4077420), (45, 3805592), (56, 3058065), (60, 2854194), (63, 2718280), (70, 2446452), (72, 2378495), (84, 2038710), (90, 1902796), (105, 1630968), (120, 1427097), (126, 1359140), (140, 1223226), (168, 1019355), (180, 951398), (210, 815484), (252, 679570), (280, 611613), (315, 543656), (360, 475699), (420, 407742), (504, 339785), (630, 271828), (840, 203871), (1260, 135914), (2520, 67957)]