309549136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:900

約数の個数: 80

約数和(自身を含む): 678512128

約数和(自身を除く): 368962992

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 61, 62, 104, 122, 124, 208, 244, 248, 403, 488, 496, 787, 793, 806, 976, 1574, 1586, 1612, 1891, 3148, 3172, 3224, 3782, 6296, 6344, 6448, 7564, 10231, 12592, 12688, 15128, 20462, 24397, 24583, 30256, 40924, 48007, 48794, 49166, 81848, 96014, 97588, 98332, 163696, 192028, 195176, 196664, 317161, 384056, 390352, 393328, 624091, 634322, 768112, 1248182, 1268644, 1488217, 2496364, 2537288, 2976434, 4992728, 5074576, 5952868, 9985456, 11905736, 19346821, 23811472, 38693642, 77387284, 154774568, 309549136]

約数ペア:

[(1, 309549136), (2, 154774568), (4, 77387284), (8, 38693642), (13, 23811472), (16, 19346821), (26, 11905736), (31, 9985456), (52, 5952868), (61, 5074576), (62, 4992728), (104, 2976434), (122, 2537288), (124, 2496364), (208, 1488217), (244, 1268644), (248, 1248182), (403, 768112), (488, 634322), (496, 624091), (787, 393328), (793, 390352), (806, 384056), (976, 317161), (1574, 196664), (1586, 195176), (1612, 192028), (1891, 163696), (3148, 98332), (3172, 97588), (3224, 96014), (3782, 81848), (6296, 49166), (6344, 48794), (6448, 48007), (7564, 40924), (10231, 30256), (12592, 24583), (12688, 24397), (15128, 20462)]