219064640

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:400

約数の個数: 112

約数和(自身を含む): 545348160

約数和(自身を除く): 326283520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 59, 64, 80, 82, 118, 160, 164, 205, 236, 283, 295, 320, 328, 410, 472, 566, 590, 656, 820, 944, 1132, 1180, 1312, 1415, 1640, 1888, 2264, 2360, 2419, 2624, 2830, 3280, 3776, 4528, 4720, 4838, 5660, 6560, 9056, 9440, 9676, 11320, 11603, 12095, 13120, 16697, 18112, 18880, 19352, 22640, 23206, 24190, 33394, 38704, 45280, 46412, 48380, 58015, 66788, 77408, 83485, 90560, 92824, 96760, 116030, 133576, 154816, 166970, 185648, 193520, 232060, 267152, 333940, 371296, 387040, 464120, 534304, 667880, 684577, 742592, 774080, 928240, 1068608, 1335760, 1369154, 1856480, 2671520, 2738308, 3422885, 3712960, 5343040, 5476616, 6845770, 10953232, 13691540, 21906464, 27383080, 43812928, 54766160, 109532320, 219064640]

約数ペア:

[(1, 219064640), (2, 109532320), (4, 54766160), (5, 43812928), (8, 27383080), (10, 21906464), (16, 13691540), (20, 10953232), (32, 6845770), (40, 5476616), (41, 5343040), (59, 3712960), (64, 3422885), (80, 2738308), (82, 2671520), (118, 1856480), (160, 1369154), (164, 1335760), (205, 1068608), (236, 928240), (283, 774080), (295, 742592), (320, 684577), (328, 667880), (410, 534304), (472, 464120), (566, 387040), (590, 371296), (656, 333940), (820, 267152), (944, 232060), (1132, 193520), (1180, 185648), (1312, 166970), (1415, 154816), (1640, 133576), (1888, 116030), (2264, 96760), (2360, 92824), (2419, 90560), (2624, 83485), (2830, 77408), (3280, 66788), (3776, 58015), (4528, 48380), (4720, 46412), (4838, 45280), (5660, 38704), (6560, 33394), (9056, 24190), (9440, 23206), (9676, 22640), (11320, 19352), (11603, 18880), (12095, 18112), (13120, 16697)]