251275284

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^3\times {\mathrm{353}}^1$

素因数の和:408

約数の個数: 120

約数和(自身を含む): 713614440

約数和(自身を除く): 462339156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 169, 234, 324, 338, 351, 353, 468, 507, 676, 702, 706, 1014, 1053, 1059, 1404, 1412, 1521, 2028, 2106, 2118, 2197, 3042, 3177, 4212, 4236, 4394, 4563, 4589, 6084, 6354, 6591, 8788, 9126, 9178, 9531, 12708, 13182, 13689, 13767, 18252, 18356, 19062, 19773, 26364, 27378, 27534, 28593, 38124, 39546, 41301, 54756, 55068, 57186, 59319, 59657, 79092, 82602, 114372, 118638, 119314, 123903, 165204, 177957, 178971, 237276, 238628, 247806, 355914, 357942, 371709, 495612, 536913, 711828, 715884, 743418, 775541, 1073826, 1486836, 1551082, 1610739, 2147652, 2326623, 3102164, 3221478, 4653246, 4832217, 6442956, 6979869, 9306492, 9664434, 13959738, 19328868, 20939607, 27919476, 41879214, 62818821, 83758428, 125637642, 251275284]

約数ペア:

[(1, 251275284), (2, 125637642), (3, 83758428), (4, 62818821), (6, 41879214), (9, 27919476), (12, 20939607), (13, 19328868), (18, 13959738), (26, 9664434), (27, 9306492), (36, 6979869), (39, 6442956), (52, 4832217), (54, 4653246), (78, 3221478), (81, 3102164), (108, 2326623), (117, 2147652), (156, 1610739), (162, 1551082), (169, 1486836), (234, 1073826), (324, 775541), (338, 743418), (351, 715884), (353, 711828), (468, 536913), (507, 495612), (676, 371709), (702, 357942), (706, 355914), (1014, 247806), (1053, 238628), (1059, 237276), (1404, 178971), (1412, 177957), (1521, 165204), (2028, 123903), (2106, 119314), (2118, 118638), (2197, 114372), (3042, 82602), (3177, 79092), (4212, 59657), (4236, 59319), (4394, 57186), (4563, 55068), (4589, 54756), (6084, 41301), (6354, 39546), (6591, 38124), (8788, 28593), (9126, 27534), (9178, 27378), (9531, 26364), (12708, 19773), (13182, 19062), (13689, 18356), (13767, 18252)]