30719276

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 67319280

約数和(自身を除く): 36600004

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 73, 76, 98, 113, 133, 146, 196, 226, 266, 292, 452, 511, 532, 791, 931, 1022, 1387, 1582, 1862, 2044, 2147, 2774, 3164, 3577, 3724, 4294, 5537, 5548, 7154, 8249, 8588, 9709, 11074, 14308, 15029, 16498, 19418, 22148, 30058, 32996, 38836, 57743, 60116, 67963, 105203, 115486, 135926, 156731, 210406, 230972, 271852, 313462, 404201, 420812, 626924, 808402, 1097117, 1616804, 2194234, 4388468, 7679819, 15359638, 30719276]

約数ペア:

[(1, 30719276), (2, 15359638), (4, 7679819), (7, 4388468), (14, 2194234), (19, 1616804), (28, 1097117), (38, 808402), (49, 626924), (73, 420812), (76, 404201), (98, 313462), (113, 271852), (133, 230972), (146, 210406), (196, 156731), (226, 135926), (266, 115486), (292, 105203), (452, 67963), (511, 60116), (532, 57743), (791, 38836), (931, 32996), (1022, 30058), (1387, 22148), (1582, 19418), (1862, 16498), (2044, 15029), (2147, 14308), (2774, 11074), (3164, 9709), (3577, 8588), (3724, 8249), (4294, 7154), (5537, 5548)]