328509040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{367}}^1$

素因数の和:614

約数の個数: 80

約数和(自身を含む): 781949952

約数和(自身を除く): 453440912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 167, 268, 334, 335, 367, 536, 668, 670, 734, 835, 1072, 1336, 1340, 1468, 1670, 1835, 2672, 2680, 2936, 3340, 3670, 5360, 5872, 6680, 7340, 11189, 13360, 14680, 22378, 24589, 29360, 44756, 49178, 55945, 61289, 89512, 98356, 111890, 122578, 122945, 179024, 196712, 223780, 245156, 245890, 306445, 393424, 447560, 490312, 491780, 612890, 895120, 980624, 983560, 1225780, 1967120, 2451560, 4106363, 4903120, 8212726, 16425452, 20531815, 32850904, 41063630, 65701808, 82127260, 164254520, 328509040]

約数ペア:

[(1, 328509040), (2, 164254520), (4, 82127260), (5, 65701808), (8, 41063630), (10, 32850904), (16, 20531815), (20, 16425452), (40, 8212726), (67, 4903120), (80, 4106363), (134, 2451560), (167, 1967120), (268, 1225780), (334, 983560), (335, 980624), (367, 895120), (536, 612890), (668, 491780), (670, 490312), (734, 447560), (835, 393424), (1072, 306445), (1336, 245890), (1340, 245156), (1468, 223780), (1670, 196712), (1835, 179024), (2672, 122945), (2680, 122578), (2936, 111890), (3340, 98356), (3670, 89512), (5360, 61289), (5872, 55945), (6680, 49178), (7340, 44756), (11189, 29360), (13360, 24589), (14680, 22378)]