30704772

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 84524160

約数和(自身を除く): 53819388

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 474, 553, 588, 661, 948, 1106, 1322, 1659, 1983, 2212, 2644, 3318, 3871, 3966, 4627, 6636, 7742, 7932, 9254, 11613, 13881, 15484, 18508, 23226, 27762, 32389, 46452, 52219, 55524, 64778, 97167, 104438, 129556, 156657, 194334, 208876, 313314, 365533, 388668, 626628, 731066, 1096599, 1462132, 2193198, 2558731, 4386396, 5117462, 7676193, 10234924, 15352386, 30704772]

約数ペア:

[(1, 30704772), (2, 15352386), (3, 10234924), (4, 7676193), (6, 5117462), (7, 4386396), (12, 2558731), (14, 2193198), (21, 1462132), (28, 1096599), (42, 731066), (49, 626628), (79, 388668), (84, 365533), (98, 313314), (147, 208876), (158, 194334), (196, 156657), (237, 129556), (294, 104438), (316, 97167), (474, 64778), (553, 55524), (588, 52219), (661, 46452), (948, 32389), (1106, 27762), (1322, 23226), (1659, 18508), (1983, 15484), (2212, 13881), (2644, 11613), (3318, 9254), (3871, 7932), (3966, 7742), (4627, 6636)]