320480316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{2939}}^1$

素因数の和:3195

約数の個数: 72

約数和(自身を含む): 876461040

約数和(自身を除く): 555980724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 233, 234, 466, 468, 699, 932, 1398, 2097, 2796, 2939, 3029, 4194, 5878, 6058, 8388, 8817, 9087, 11756, 12116, 17634, 18174, 26451, 27261, 35268, 36348, 38207, 52902, 54522, 76414, 105804, 109044, 114621, 152828, 229242, 343863, 458484, 684787, 687726, 1369574, 1375452, 2054361, 2739148, 4108722, 6163083, 8217444, 8902231, 12326166, 17804462, 24652332, 26706693, 35608924, 53413386, 80120079, 106826772, 160240158, 320480316]

約数ペア:

[(1, 320480316), (2, 160240158), (3, 106826772), (4, 80120079), (6, 53413386), (9, 35608924), (12, 26706693), (13, 24652332), (18, 17804462), (26, 12326166), (36, 8902231), (39, 8217444), (52, 6163083), (78, 4108722), (117, 2739148), (156, 2054361), (233, 1375452), (234, 1369574), (466, 687726), (468, 684787), (699, 458484), (932, 343863), (1398, 229242), (2097, 152828), (2796, 114621), (2939, 109044), (3029, 105804), (4194, 76414), (5878, 54522), (6058, 52902), (8388, 38207), (8817, 36348), (9087, 35268), (11756, 27261), (12116, 26451), (17634, 18174)]