123909328

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:380

約数の個数: 60

約数和(自身を含む): 258253312

約数和(自身を除く): 134343984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 127, 136, 211, 254, 272, 289, 422, 508, 578, 844, 1016, 1156, 1688, 2032, 2159, 2312, 3376, 3587, 4318, 4624, 7174, 8636, 14348, 17272, 26797, 28696, 34544, 36703, 53594, 57392, 60979, 73406, 107188, 121958, 146812, 214376, 243916, 293624, 428752, 455549, 487832, 587248, 911098, 975664, 1822196, 3644392, 7288784, 7744333, 15488666, 30977332, 61954664, 123909328]

約数ペア:

[(1, 123909328), (2, 61954664), (4, 30977332), (8, 15488666), (16, 7744333), (17, 7288784), (34, 3644392), (68, 1822196), (127, 975664), (136, 911098), (211, 587248), (254, 487832), (272, 455549), (289, 428752), (422, 293624), (508, 243916), (578, 214376), (844, 146812), (1016, 121958), (1156, 107188), (1688, 73406), (2032, 60979), (2159, 57392), (2312, 53594), (3376, 36703), (3587, 34544), (4318, 28696), (4624, 26797), (7174, 17272), (8636, 14348)]