30711828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2789

約数の個数: 72

約数和(自身を含む): 87780000

約数和(自身を除く): 57068172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 798, 931, 1596, 1862, 2749, 2793, 3724, 5498, 5586, 8247, 10996, 11172, 16494, 19243, 32988, 38486, 52231, 57729, 76972, 104462, 115458, 134701, 156693, 208924, 230916, 269402, 313386, 365617, 404103, 538804, 626772, 731234, 808206, 1096851, 1462468, 1616412, 2193702, 2559319, 4387404, 5118638, 7677957, 10237276, 15355914, 30711828]

約数ペア:

[(1, 30711828), (2, 15355914), (3, 10237276), (4, 7677957), (6, 5118638), (7, 4387404), (12, 2559319), (14, 2193702), (19, 1616412), (21, 1462468), (28, 1096851), (38, 808206), (42, 731234), (49, 626772), (57, 538804), (76, 404103), (84, 365617), (98, 313386), (114, 269402), (133, 230916), (147, 208924), (196, 156693), (228, 134701), (266, 115458), (294, 104462), (399, 76972), (532, 57729), (588, 52231), (798, 38486), (931, 32988), (1596, 19243), (1862, 16494), (2749, 11172), (2793, 10996), (3724, 8247), (5498, 5586)]