7272972

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 144

約数和(自身を含む): 23296000

約数和(自身を除く): 16023028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 31, 36, 38, 42, 49, 57, 62, 63, 76, 84, 93, 98, 114, 124, 126, 133, 147, 171, 186, 196, 217, 228, 252, 266, 279, 294, 342, 343, 372, 399, 434, 441, 532, 558, 588, 589, 651, 684, 686, 798, 868, 882, 931, 1029, 1116, 1178, 1197, 1302, 1372, 1519, 1596, 1764, 1767, 1862, 1953, 2058, 2356, 2394, 2604, 2793, 3038, 3087, 3534, 3724, 3906, 4116, 4123, 4557, 4788, 5301, 5586, 6076, 6174, 6517, 7068, 7812, 8246, 8379, 9114, 10602, 10633, 11172, 12348, 12369, 13034, 13671, 16492, 16758, 18228, 19551, 21204, 21266, 24738, 26068, 27342, 28861, 31899, 33516, 37107, 39102, 42532, 49476, 54684, 57722, 58653, 63798, 74214, 78204, 86583, 95697, 115444, 117306, 127596, 148428, 173166, 191394, 202027, 234612, 259749, 346332, 382788, 404054, 519498, 606081, 808108, 1038996, 1212162, 1818243, 2424324, 3636486, 7272972]

約数ペア:

[(1, 7272972), (2, 3636486), (3, 2424324), (4, 1818243), (6, 1212162), (7, 1038996), (9, 808108), (12, 606081), (14, 519498), (18, 404054), (19, 382788), (21, 346332), (28, 259749), (31, 234612), (36, 202027), (38, 191394), (42, 173166), (49, 148428), (57, 127596), (62, 117306), (63, 115444), (76, 95697), (84, 86583), (93, 78204), (98, 74214), (114, 63798), (124, 58653), (126, 57722), (133, 54684), (147, 49476), (171, 42532), (186, 39102), (196, 37107), (217, 33516), (228, 31899), (252, 28861), (266, 27342), (279, 26068), (294, 24738), (342, 21266), (343, 21204), (372, 19551), (399, 18228), (434, 16758), (441, 16492), (532, 13671), (558, 13034), (588, 12369), (589, 12348), (651, 11172), (684, 10633), (686, 10602), (798, 9114), (868, 8379), (882, 8246), (931, 7812), (1029, 7068), (1116, 6517), (1178, 6174), (1197, 6076), (1302, 5586), (1372, 5301), (1519, 4788), (1596, 4557), (1764, 4123), (1767, 4116), (1862, 3906), (1953, 3724), (2058, 3534), (2356, 3087), (2394, 3038), (2604, 2793)]