30284748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:583

約数の個数: 72

約数和(自身を含む): 83156528

約数和(自身を除く): 52871780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 163, 234, 326, 397, 468, 489, 652, 794, 978, 1191, 1467, 1588, 1956, 2119, 2382, 2934, 3573, 4238, 4764, 5161, 5868, 6357, 7146, 8476, 10322, 12714, 14292, 15483, 19071, 20644, 25428, 30966, 38142, 46449, 61932, 64711, 76284, 92898, 129422, 185796, 194133, 258844, 388266, 582399, 776532, 841243, 1164798, 1682486, 2329596, 2523729, 3364972, 5047458, 7571187, 10094916, 15142374, 30284748]

約数ペア:

[(1, 30284748), (2, 15142374), (3, 10094916), (4, 7571187), (6, 5047458), (9, 3364972), (12, 2523729), (13, 2329596), (18, 1682486), (26, 1164798), (36, 841243), (39, 776532), (52, 582399), (78, 388266), (117, 258844), (156, 194133), (163, 185796), (234, 129422), (326, 92898), (397, 76284), (468, 64711), (489, 61932), (652, 46449), (794, 38142), (978, 30966), (1191, 25428), (1467, 20644), (1588, 19071), (1956, 15483), (2119, 14292), (2382, 12714), (2934, 10322), (3573, 8476), (4238, 7146), (4764, 6357), (5161, 5868)]