388397947712

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{277}}^1\times {\mathrm{60689}}^1$

素因数の和:61016

約数の個数: 84

約数和(自身を含む): 816376754340

約数和(自身を除く): 427978806628

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 277, 304, 361, 554, 608, 722, 1108, 1216, 1444, 2216, 2888, 4432, 5263, 5776, 8864, 10526, 11552, 17728, 21052, 23104, 42104, 60689, 84208, 99997, 121378, 168416, 199994, 242756, 336832, 399988, 485512, 799976, 971024, 1153091, 1599952, 1942048, 2306182, 3199904, 3884096, 4612364, 6399808, 9224728, 16810853, 18449456, 21908729, 33621706, 36898912, 43817458, 67243412, 73797824, 87634916, 134486824, 175269832, 268973648, 319406207, 350539664, 537947296, 638812414, 701079328, 1075894592, 1277624828, 1402158656, 2555249656, 5110499312, 6068717933, 10220998624, 12137435866, 20441997248, 24274871732, 48549743464, 97099486928, 194198973856, 388397947712]

約数ペア:

[(1, 388397947712), (2, 194198973856), (4, 97099486928), (8, 48549743464), (16, 24274871732), (19, 20441997248), (32, 12137435866), (38, 10220998624), (64, 6068717933), (76, 5110499312), (152, 2555249656), (277, 1402158656), (304, 1277624828), (361, 1075894592), (554, 701079328), (608, 638812414), (722, 537947296), (1108, 350539664), (1216, 319406207), (1444, 268973648), (2216, 175269832), (2888, 134486824), (4432, 87634916), (5263, 73797824), (5776, 67243412), (8864, 43817458), (10526, 36898912), (11552, 33621706), (17728, 21908729), (21052, 18449456), (23104, 16810853), (42104, 9224728), (60689, 6399808), (84208, 4612364), (99997, 3884096), (121378, 3199904), (168416, 2306182), (199994, 1942048), (242756, 1599952), (336832, 1153091), (399988, 971024), (485512, 799976)]