220155304

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 457574400

約数和(自身を除く): 237419096

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 79, 124, 136, 158, 248, 316, 527, 632, 661, 1054, 1322, 1343, 2108, 2449, 2644, 2686, 4216, 4898, 5288, 5372, 9796, 10744, 11237, 19592, 20491, 22474, 40982, 41633, 44948, 52219, 81964, 83266, 89896, 104438, 163928, 166532, 208876, 333064, 348347, 417752, 696694, 887723, 1393388, 1618789, 1775446, 2786776, 3237578, 3550892, 6475156, 7101784, 12950312, 27519413, 55038826, 110077652, 220155304]

約数ペア:

[(1, 220155304), (2, 110077652), (4, 55038826), (8, 27519413), (17, 12950312), (31, 7101784), (34, 6475156), (62, 3550892), (68, 3237578), (79, 2786776), (124, 1775446), (136, 1618789), (158, 1393388), (248, 887723), (316, 696694), (527, 417752), (632, 348347), (661, 333064), (1054, 208876), (1322, 166532), (1343, 163928), (2108, 104438), (2449, 89896), (2644, 83266), (2686, 81964), (4216, 52219), (4898, 44948), (5288, 41633), (5372, 40982), (9796, 22474), (10744, 20491), (11237, 19592)]