256401630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:602

約数の個数: 96

約数和(自身を含む): 684916128

約数和(自身を除く): 428514498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 90, 101, 134, 201, 202, 303, 335, 402, 421, 505, 603, 606, 670, 842, 909, 1005, 1010, 1206, 1263, 1515, 1818, 2010, 2105, 2526, 3015, 3030, 3789, 4210, 4545, 6030, 6315, 6767, 7578, 9090, 12630, 13534, 18945, 20301, 28207, 33835, 37890, 40602, 42521, 56414, 60903, 67670, 84621, 85042, 101505, 121806, 127563, 141035, 169242, 203010, 212605, 253863, 255126, 282070, 304515, 382689, 423105, 425210, 507726, 609030, 637815, 765378, 846210, 1269315, 1275630, 1913445, 2538630, 2848907, 3826890, 5697814, 8546721, 14244535, 17093442, 25640163, 28489070, 42733605, 51280326, 85467210, 128200815, 256401630]

約数ペア:

[(1, 256401630), (2, 128200815), (3, 85467210), (5, 51280326), (6, 42733605), (9, 28489070), (10, 25640163), (15, 17093442), (18, 14244535), (30, 8546721), (45, 5697814), (67, 3826890), (90, 2848907), (101, 2538630), (134, 1913445), (201, 1275630), (202, 1269315), (303, 846210), (335, 765378), (402, 637815), (421, 609030), (505, 507726), (603, 425210), (606, 423105), (670, 382689), (842, 304515), (909, 282070), (1005, 255126), (1010, 253863), (1206, 212605), (1263, 203010), (1515, 169242), (1818, 141035), (2010, 127563), (2105, 121806), (2526, 101505), (3015, 85042), (3030, 84621), (3789, 67670), (4210, 60903), (4545, 56414), (6030, 42521), (6315, 40602), (6767, 37890), (7578, 33835), (9090, 28207), (12630, 20301), (13534, 18945)]