128784888

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2081

約数の個数: 96

約数和(自身を含む): 375148800

約数和(自身を除く): 246363912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 47, 57, 72, 76, 94, 114, 141, 152, 171, 188, 228, 282, 342, 376, 423, 456, 564, 684, 846, 893, 1128, 1368, 1692, 1786, 2003, 2679, 3384, 3572, 4006, 5358, 6009, 7144, 8012, 8037, 10716, 12018, 16024, 16074, 18027, 21432, 24036, 32148, 36054, 38057, 48072, 64296, 72108, 76114, 94141, 114171, 144216, 152228, 188282, 228342, 282423, 304456, 342513, 376564, 456684, 564846, 685026, 753128, 847269, 913368, 1129692, 1370052, 1694538, 1788679, 2259384, 2740104, 3389076, 3577358, 5366037, 6778152, 7154716, 10732074, 14309432, 16098111, 21464148, 32196222, 42928296, 64392444, 128784888]

約数ペア:

[(1, 128784888), (2, 64392444), (3, 42928296), (4, 32196222), (6, 21464148), (8, 16098111), (9, 14309432), (12, 10732074), (18, 7154716), (19, 6778152), (24, 5366037), (36, 3577358), (38, 3389076), (47, 2740104), (57, 2259384), (72, 1788679), (76, 1694538), (94, 1370052), (114, 1129692), (141, 913368), (152, 847269), (171, 753128), (188, 685026), (228, 564846), (282, 456684), (342, 376564), (376, 342513), (423, 304456), (456, 282423), (564, 228342), (684, 188282), (846, 152228), (893, 144216), (1128, 114171), (1368, 94141), (1692, 76114), (1786, 72108), (2003, 64296), (2679, 48072), (3384, 38057), (3572, 36054), (4006, 32148), (5358, 24036), (6009, 21432), (7144, 18027), (8012, 16074), (8037, 16024), (10716, 12018)]