30405928

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 74433600

約数和(自身を除く): 44027672

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 41, 56, 68, 76, 82, 119, 133, 136, 152, 164, 238, 266, 287, 323, 328, 476, 532, 574, 646, 697, 779, 952, 1064, 1148, 1292, 1394, 1558, 1681, 2261, 2296, 2584, 2788, 3116, 3362, 4522, 4879, 5453, 5576, 6232, 6724, 9044, 9758, 10906, 11767, 13243, 13448, 18088, 19516, 21812, 23534, 26486, 28577, 31939, 39032, 43624, 47068, 52972, 57154, 63878, 92701, 94136, 105944, 114308, 127756, 185402, 200039, 223573, 228616, 255512, 370804, 400078, 447146, 542963, 741608, 800156, 894292, 1085926, 1600312, 1788584, 2171852, 3800741, 4343704, 7601482, 15202964, 30405928]

約数ペア:

[(1, 30405928), (2, 15202964), (4, 7601482), (7, 4343704), (8, 3800741), (14, 2171852), (17, 1788584), (19, 1600312), (28, 1085926), (34, 894292), (38, 800156), (41, 741608), (56, 542963), (68, 447146), (76, 400078), (82, 370804), (119, 255512), (133, 228616), (136, 223573), (152, 200039), (164, 185402), (238, 127756), (266, 114308), (287, 105944), (323, 94136), (328, 92701), (476, 63878), (532, 57154), (574, 52972), (646, 47068), (697, 43624), (779, 39032), (952, 31939), (1064, 28577), (1148, 26486), (1292, 23534), (1394, 21812), (1558, 19516), (1681, 18088), (2261, 13448), (2296, 13243), (2584, 11767), (2788, 10906), (3116, 9758), (3362, 9044), (4522, 6724), (4879, 6232), (5453, 5576)]