208940686864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7552801}}^1$

素因数の和:7552848

約数の個数: 80

約数和(自身を含む): 524466570880

約数和(自身を除く): 315525884016

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 3458, 3952, 6916, 13832, 27664, 7552801, 15105602, 30211204, 52869607, 60422408, 98186413, 105739214, 120844816, 143503219, 196372826, 211478428, 287006438, 392745652, 422956856, 574012876, 687304891, 785491304, 845913712, 1004522533, 1148025752, 1374609782, 1570982608, 1865541847, 2009045066, 2296051504, 2749219564, 3731083694, 4018090132, 5498439128, 7462167388, 8036180264, 10996878256, 13058792929, 14924334776, 16072360528, 26117585858, 29848669552, 52235171716, 104470343432, 208940686864]

約数ペア:

[(1, 208940686864), (2, 104470343432), (4, 52235171716), (7, 29848669552), (8, 26117585858), (13, 16072360528), (14, 14924334776), (16, 13058792929), (19, 10996878256), (26, 8036180264), (28, 7462167388), (38, 5498439128), (52, 4018090132), (56, 3731083694), (76, 2749219564), (91, 2296051504), (104, 2009045066), (112, 1865541847), (133, 1570982608), (152, 1374609782), (182, 1148025752), (208, 1004522533), (247, 845913712), (266, 785491304), (304, 687304891), (364, 574012876), (494, 422956856), (532, 392745652), (728, 287006438), (988, 211478428), (1064, 196372826), (1456, 143503219), (1729, 120844816), (1976, 105739214), (2128, 98186413), (3458, 60422408), (3952, 52869607), (6916, 30211204), (13832, 15105602), (27664, 7552801)]