278374796

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 629379072

約数和(自身を除く): 351004276

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 47, 68, 92, 94, 119, 161, 188, 238, 322, 329, 391, 476, 541, 644, 658, 782, 799, 1081, 1082, 1316, 1564, 1598, 2162, 2164, 2737, 3196, 3787, 4324, 5474, 5593, 7567, 7574, 9197, 10948, 11186, 12443, 15134, 15148, 18377, 18394, 22372, 24886, 25427, 30268, 36754, 36788, 49772, 50854, 64379, 73508, 87101, 101708, 128639, 128758, 174202, 177989, 211531, 257278, 257516, 348404, 355978, 423062, 432259, 514556, 584821, 711956, 846124, 864518, 1169642, 1480717, 1729036, 2339284, 2961434, 3025813, 4093747, 5922868, 6051626, 8187494, 9941957, 12103252, 16374988, 19883914, 39767828, 69593699, 139187398, 278374796]

約数ペア:

[(1, 278374796), (2, 139187398), (4, 69593699), (7, 39767828), (14, 19883914), (17, 16374988), (23, 12103252), (28, 9941957), (34, 8187494), (46, 6051626), (47, 5922868), (68, 4093747), (92, 3025813), (94, 2961434), (119, 2339284), (161, 1729036), (188, 1480717), (238, 1169642), (322, 864518), (329, 846124), (391, 711956), (476, 584821), (541, 514556), (644, 432259), (658, 423062), (782, 355978), (799, 348404), (1081, 257516), (1082, 257278), (1316, 211531), (1564, 177989), (1598, 174202), (2162, 128758), (2164, 128639), (2737, 101708), (3196, 87101), (3787, 73508), (4324, 64379), (5474, 50854), (5593, 49772), (7567, 36788), (7574, 36754), (9197, 30268), (10948, 25427), (11186, 24886), (12443, 22372), (15134, 18394), (15148, 18377)]