40309605

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 82535544

約数和(自身を除く): 42225939

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 101, 105, 147, 181, 245, 303, 315, 441, 505, 543, 707, 735, 905, 909, 1267, 1515, 1629, 2121, 2205, 2715, 3535, 3801, 4545, 4949, 6335, 6363, 8145, 8869, 10605, 11403, 14847, 18281, 19005, 24745, 26607, 31815, 44345, 44541, 54843, 57015, 74235, 79821, 91405, 127967, 133035, 164529, 222705, 274215, 383901, 399105, 639835, 822645, 895769, 1151703, 1919505, 2687307, 4478845, 5758515, 8061921, 13436535, 40309605]

約数ペア:

[(1, 40309605), (3, 13436535), (5, 8061921), (7, 5758515), (9, 4478845), (15, 2687307), (21, 1919505), (35, 1151703), (45, 895769), (49, 822645), (63, 639835), (101, 399105), (105, 383901), (147, 274215), (181, 222705), (245, 164529), (303, 133035), (315, 127967), (441, 91405), (505, 79821), (543, 74235), (707, 57015), (735, 54843), (905, 44541), (909, 44345), (1267, 31815), (1515, 26607), (1629, 24745), (2121, 19005), (2205, 18281), (2715, 14847), (3535, 11403), (3801, 10605), (4545, 8869), (4949, 8145), (6335, 6363)]